Home / 38,529.28-57,793.08-17,752.78

Finding the Fourth Proportional to 38,529.28, 57,793.08 and 17,752.78

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Solution

The fourth proportional to 38,529.28, 57,793.08 and 17,752.78 is: 26,628.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,529.28 : 57,793.08 = 17,752.78 : x
  2. Step 2: Convert to fraction form
    38,529.28/57,793.08 = 17,752.78/x
  3. Step 3: Cross multiply
    38,529.28x = 57,793.08 × 17,752.78
  4. Step 4: Simplify right side
    38,529.28x = 1,025,987,834.76
  5. Step 5: Solve for x
    x = 1,025,987,834.76/38,529.28
  6. Step 6: Final answer
    x = 26,628.78

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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.