Question

21.  Find the value of x, if the numbers are in proportions.                                  
12 : 16 :: x : 28
 ​

Answer 1

Answer:

$\:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \: { \large{ \underline{ \frak{ \pink{Answer}}}}} :$

product of mean terms= product of extreme terms

16×x= 12×28

16x= 336

X= 336/16

X= 21.

Answer 2

Answer:

21

Step-by-step explanation:

$16 \times x \: 12 \times 28 \\ x = 12 \times 28 \div 16 \\ x = 21$