Finding the Third Proportional to 27,912 and 39,793
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Solution
The third proportional to 27,912 and 39,793 is: 56,731.26
Step by Step Solution
- Step 1: Write the proportion equation
27,912 : 39,793 = 39,793 : x - Step 2: Convert to fraction form
27,912/39,793 = 39,793/x - Step 3: Cross multiply
27,912x = 39,793 × 39,793 - Step 4: Simplify right side
27,912x = 1,583,482,849 - Step 5: Solve for x
x = 1,583,482,849/27,912 - Step 6: Final answer
x = 56,731.26
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.