Finding the Third Proportional to 25,439 and 38,916
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Solution
The third proportional to 25,439 and 38,916 is: 59,532.81
Step by Step Solution
- Step 1: Write the proportion equation
25,439 : 38,916 = 38,916 : x - Step 2: Convert to fraction form
25,439/38,916 = 38,916/x - Step 3: Cross multiply
25,439x = 38,916 × 38,916 - Step 4: Simplify right side
25,439x = 1,514,455,056 - Step 5: Solve for x
x = 1,514,455,056/25,439 - Step 6: Final answer
x = 59,532.81
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.