1.

If the same number be added to the numbers 2, 4, 14 and 22 then the resultant numbers are in proportion. Find the number.​

Answer»

2 Step-by-step explanation:Let the number added be X.According to QUESTION,(2+x) : (4+x) : : (14+x) : (22+x)In Proportion, PRODUCT of EXTREME terms = Product of mean terms => (2+x) × (22+x) = (4+x) × (14+x)=> 44 + 24x + x² = 56 + 18x + x²=> 24x - 18x = 56 - 44=> 6x = 12=> x = 12/6=> x = 2



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