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Finding the Third Proportional to 20,044 and 28,872

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Solution

The third proportional to 20,044 and 28,872 is: 41,588.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044 : 28,872 = 28,872 : x
  2. Step 2: Convert to fraction form
    20,044/28,872 = 28,872/x
  3. Step 3: Cross multiply
    20,044x = 28,872 × 28,872
  4. Step 4: Simplify right side
    20,044x = 833,592,384
  5. Step 5: Solve for x
    x = 833,592,384/20,044
  6. Step 6: Final answer
    x = 41,588.13

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.