Question

The value of x in the proprotion 9:5 : : 36 : x - 3

Answer 1

Answer:

x = 23

Step-by-step explanation:

Let the unknown term be a

( a = x - 3) ... (i)

9 : 5 :: 36 : a

$\frac{9}{5} = \frac{36}{a}$

a = 20.

from (i)

x - 3 = 20

x = 23