Advertisements
Advertisements
प्रश्न
Find the fourth term of the proportion whose first, second, and third terms are 18, 27, and 32 respectively.
Advertisements
उत्तर
Let the fourth term = x
18 : 27 : : 32 : x
⇒ 18 × x = 27 × 32
⇒ x = `(27xx32)/18` = 3 × 16 = 48
Fourth term = 48
APPEARS IN
संबंधित प्रश्न
Find `x/y`; when x2 + 6y2 = 5xy.
Find the reciprocal ratio of 3 : 5
A man's monthly inoome is Rs 5,000. He saves every month a minimum of R~ 800. Find the ratio of his:
Annual expenses to annual Income.
Find the compounded ratio of the following:
(a2 - b2 ): (a2 + b2) and (a4 - b4 ): (a+ b)4
Find the duplicate ratio of the following :
`sqrt 10 : sqrt 14`
Express the following ratios in its simplest form :
30 cm : 2 m
State true or false :
A ratio equivalent to 7 : 9 is 27 : 21.
The angles of a triangle are in the ratio 3 :2 : 7. Find each angle.
If (x + 2y) : (2x – y) is equal to the duplicate ratio of 3 : 2, find x : y.
In the following figure, find the ratio of the area of the shaded portion to that of the whole figure:
