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Question
Find the missing number 16 : 36 : : 28 : ?
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Solution
: : is the sign of proportion
Proportion means two ratios are equal
Hence 16 : 36 = 28 : ?
16/36 = 28/ ?
4/9 = 28/?
? = (28 x 9) / 4
= 7 x 9
= 63
Proportion means two ratios are equal
Hence 16 : 36 = 28 : ?
16/36 = 28/ ?
4/9 = 28/?
? = (28 x 9) / 4
= 7 x 9
= 63
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