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Finding the Third Proportional to 25,020 and 39,492

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Solution

The third proportional to 25,020 and 39,492 is: 62,334.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,020 : 39,492 = 39,492 : x
  2. Step 2: Convert to fraction form
    25,020/39,492 = 39,492/x
  3. Step 3: Cross multiply
    25,020x = 39,492 × 39,492
  4. Step 4: Simplify right side
    25,020x = 1,559,618,064
  5. Step 5: Solve for x
    x = 1,559,618,064/25,020
  6. Step 6: Final answer
    x = 62,334.85

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.