Home / 18,179.66-27,229.52-15,023.90

Finding the Fourth Proportional to 18,179.66, 27,229.52 and 15,023.90

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Solution

The fourth proportional to 18,179.66, 27,229.52 and 15,023.90 is: 22,502.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.66 : 27,229.52 = 15,023.90 : x
  2. Step 2: Convert to fraction form
    18,179.66/27,229.52 = 15,023.90/x
  3. Step 3: Cross multiply
    18,179.66x = 27,229.52 × 15,023.90
  4. Step 4: Simplify right side
    18,179.66x = 409,093,585.53
  5. Step 5: Solve for x
    x = 409,093,585.53/18,179.66
  6. Step 6: Final answer
    x = 22,502.82

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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.