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Finding the Fourth Proportional to 22,869.90, 34,324.17 and 9,028.62

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Solution

The fourth proportional to 22,869.90, 34,324.17 and 9,028.62 is: 13,550.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,869.90 : 34,324.17 = 9,028.62 : x
  2. Step 2: Convert to fraction form
    22,869.90/34,324.17 = 9,028.62/x
  3. Step 3: Cross multiply
    22,869.90x = 34,324.17 × 9,028.62
  4. Step 4: Simplify right side
    22,869.90x = 309,899,887.75
  5. Step 5: Solve for x
    x = 309,899,887.75/22,869.90
  6. Step 6: Final answer
    x = 13,550.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.