Question

Find the fourth proportion 30,32,42
Pls solve this with explanation Ans
$37 \frac{4}{5}$
Written in last page of book the ans​

Answer 1

Answer:

X= 44+24/30

Step-by-step explanation:

let the fourth proportion be x

= 30:32::42:x

product of extreme= product of mean

(the two outer ones are called extreme and the two middle one are called mean)

= 30*x=42*32

= 30x= 1344

= x= 1344/30

= x= 44_24_

30