Advertisements
Advertisements
प्रश्न
Find the third proportion to the following :
16x2 and 24x
Advertisements
उत्तर
Let y be !he third proportion
16x2 : 24x : : 24 x : y
⇒ 16x2 : 24 x : : 24 x : y
⇒ 16x2 y = 576 x2
⇒ 16 y = 576
⇒ y = 36
The third proporbon is 36.
APPEARS IN
संबंधित प्रश्न
Using properties of proportion, solve for x:
`(sqrt(x + 1) + sqrt(x - 1))/(sqrt(x + 1) - sqrt(x - 1)) = (4x - 1)/2`
Find the fourth proportion to the following:
(p2q - qr2 ), (pqr - pr2 ) and (pq2 - pr2)
If a, b, c and dare in continued proportion, then prove that
(a+ d)(b+ c)-(a+ c)(b+ d)= (b-c)2
Using the properties of proportion, solve for x, given. `(x^4 + 1)/(2x^2) = (17)/(8)`.
Determine if the following numbers are in proportion:
22, 33, 42, 63
If the cost of a dozen soaps is Rs 285.60, what will be the cost of 15 such soaps?
35 inland letters cost Rs 87.50. How many such letters can we buy for 315?
Choose the correct answer from the given options :
The mean proportional between `(1)/(2)` and 128 is
12 : `square` = `square` : 4 = 8 : 16
Determine if the following ratios form a proportion. Also, write the middle terms and extreme terms where the ratios form a proportion.
2 kg : 80 kg and 25 g : 625 g
