Finding the Third Proportional to 27,067 and 39,780
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Solution
The third proportional to 27,067 and 39,780 is: 58,464.12
Step by Step Solution
- Step 1: Write the proportion equation
27,067 : 39,780 = 39,780 : x - Step 2: Convert to fraction form
27,067/39,780 = 39,780/x - Step 3: Cross multiply
27,067x = 39,780 × 39,780 - Step 4: Simplify right side
27,067x = 1,582,448,400 - Step 5: Solve for x
x = 1,582,448,400/27,067 - Step 6: Final answer
x = 58,464.12
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.