Home / 39,255.20-58,815.84-25,919.36

Finding the Fourth Proportional to 39,255.20, 58,815.84 and 25,919.36

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Solution

The fourth proportional to 39,255.20, 58,815.84 and 25,919.36 is: 38,834.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,255.20 : 58,815.84 = 25,919.36 : x
  2. Step 2: Convert to fraction form
    39,255.20/58,815.84 = 25,919.36/x
  3. Step 3: Cross multiply
    39,255.20x = 58,815.84 × 25,919.36
  4. Step 4: Simplify right side
    39,255.20x = 1,524,468,930.66
  5. Step 5: Solve for x
    x = 1,524,468,930.66/39,255.20
  6. Step 6: Final answer
    x = 38,834.83

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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.