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Finding the Third Proportional to 15,770 and 26,282

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Solution

The third proportional to 15,770 and 26,282 is: 43,801.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,770 : 26,282 = 26,282 : x
  2. Step 2: Convert to fraction form
    15,770/26,282 = 26,282/x
  3. Step 3: Cross multiply
    15,770x = 26,282 × 26,282
  4. Step 4: Simplify right side
    15,770x = 690,743,524
  5. Step 5: Solve for x
    x = 690,743,524/15,770
  6. Step 6: Final answer
    x = 43,801.11

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.