Finding the Third Proportional to 12,472 and 19,072
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Solution
The third proportional to 12,472 and 19,072 is: 29,164.62
Step by Step Solution
- Step 1: Write the proportion equation
12,472 : 19,072 = 19,072 : x - Step 2: Convert to fraction form
12,472/19,072 = 19,072/x - Step 3: Cross multiply
12,472x = 19,072 × 19,072 - Step 4: Simplify right side
12,472x = 363,741,184 - Step 5: Solve for x
x = 363,741,184/12,472 - Step 6: Final answer
x = 29,164.62
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.