Finding the Third Proportional to 21,172 and 32,758
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Solution
The third proportional to 21,172 and 32,758 is: 50,684.23
Step by Step Solution
- Step 1: Write the proportion equation
21,172 : 32,758 = 32,758 : x - Step 2: Convert to fraction form
21,172/32,758 = 32,758/x - Step 3: Cross multiply
21,172x = 32,758 × 32,758 - Step 4: Simplify right side
21,172x = 1,073,086,564 - Step 5: Solve for x
x = 1,073,086,564/21,172 - Step 6: Final answer
x = 50,684.23
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.