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Finding the Third Proportional to 20,484 and 44,109

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Solution

The third proportional to 20,484 and 44,109 is: 94,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,484 : 44,109 = 44,109 : x
  2. Step 2: Convert to fraction form
    20,484/44,109 = 44,109/x
  3. Step 3: Cross multiply
    20,484x = 44,109 × 44,109
  4. Step 4: Simplify right side
    20,484x = 1,945,603,881
  5. Step 5: Solve for x
    x = 1,945,603,881/20,484
  6. Step 6: Final answer
    x = 94,981.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.