Advertisements
Advertisements
प्रश्न
Find the third proportional to Rs. 3, Rs. 12
Advertisements
उत्तर
Let x be the third proportional to Rs. 3 and Rs. 12
then Rs. 3 : Rs. 12 : : Rs. 12 : x
∴ x = `(12 xx 12)/(3)`
= 48
∴ Third proportional = Rs. 48.
APPEARS IN
संबंधित प्रश्न
Find the fourth proportion to the following :
(x2 - y2),(x3 + y3)anc(x3 - xy2 + x2y- y3)
Given four quantities p, q, r and s are in proportion, show that
q2(p - r) : rs (q - s) =(p2- q2- pq): ( r2-s2-rs).
If u, v, w, and x are in continued proportion, then prove that (2u+3x) : (3u+4x) : : (2u3+3v3) : (3u3+4v3)
`("pqr")^2 (1/"p"^4 + 1/"q"^4 + 1/"r"^4) = ("p"^4 + "q"^4 + "r"^4)/"q"^2`
Find the fourth proportional to:
2xy, x2, y2
Find the mean proportion of: 5 and 80
A particular high school has 1500 students 50 teachers and 5 administrators. If the school grows to 1800 students and the ratios are maintained, then find the number of teachers and administrators
Find the missing number in the box in the proportions:
`3/8 = square/20`
Find the missing number in the box in the proportion:
`16/36 = square/63 = 36/square = square/117`
The length and breadth of a school ground are 150 m and 90 m respectively, while the length and breadth of a mela ground are 210 m and 126 m, respectively. Are these measurements in proportion?
The first, third, and fourth terms of a proportion are 9, 24, and 32. Find the second term.
