Finding the Third Proportional to 19,668 and 31,436
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Solution
The third proportional to 19,668 and 31,436 is: 50,245.17
Step by Step Solution
- Step 1: Write the proportion equation
19,668 : 31,436 = 31,436 : x - Step 2: Convert to fraction form
19,668/31,436 = 31,436/x - Step 3: Cross multiply
19,668x = 31,436 × 31,436 - Step 4: Simplify right side
19,668x = 988,222,096 - Step 5: Solve for x
x = 988,222,096/19,668 - Step 6: Final answer
x = 50,245.17
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.