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Finding the Third Proportional to 25,391 and 38,627

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Solution

The third proportional to 25,391 and 38,627 is: 58,762.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,391 : 38,627 = 38,627 : x
  2. Step 2: Convert to fraction form
    25,391/38,627 = 38,627/x
  3. Step 3: Cross multiply
    25,391x = 38,627 × 38,627
  4. Step 4: Simplify right side
    25,391x = 1,492,045,129
  5. Step 5: Solve for x
    x = 1,492,045,129/25,391
  6. Step 6: Final answer
    x = 58,762.76

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.