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Finding the Third Proportional to 20,272 and 29,334

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Solution

The third proportional to 20,272 and 29,334 is: 42,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,272 : 29,334 = 29,334 : x
  2. Step 2: Convert to fraction form
    20,272/29,334 = 29,334/x
  3. Step 3: Cross multiply
    20,272x = 29,334 × 29,334
  4. Step 4: Simplify right side
    20,272x = 860,483,556
  5. Step 5: Solve for x
    x = 860,483,556/20,272
  6. Step 6: Final answer
    x = 42,446.90

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.