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Finding the Third Proportional to 20,412 and 44,982

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Solution

The third proportional to 20,412 and 44,982 is: 99,127

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,412 : 44,982 = 44,982 : x
  2. Step 2: Convert to fraction form
    20,412/44,982 = 44,982/x
  3. Step 3: Cross multiply
    20,412x = 44,982 × 44,982
  4. Step 4: Simplify right side
    20,412x = 2,023,380,324
  5. Step 5: Solve for x
    x = 2,023,380,324/20,412
  6. Step 6: Final answer
    x = 99,127

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.