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Finding the Fourth Proportional to 22,360.03, 30,850.11 and 13,404.27

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Solution

The fourth proportional to 22,360.03, 30,850.11 and 13,404.27 is: 18,493.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360.03 : 30,850.11 = 13,404.27 : x
  2. Step 2: Convert to fraction form
    22,360.03/30,850.11 = 13,404.27/x
  3. Step 3: Cross multiply
    22,360.03x = 30,850.11 × 13,404.27
  4. Step 4: Simplify right side
    22,360.03x = 413,522,982.70
  5. Step 5: Solve for x
    x = 413,522,982.70/22,360.03
  6. Step 6: Final answer
    x = 18,493.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.