Home / 50,511.60-75,690-25,481.88

Finding the Fourth Proportional to 50,511.60, 75,690 and 25,481.88

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Solution

The fourth proportional to 50,511.60, 75,690 and 25,481.88 is: 38,183.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,511.60 : 75,690 = 25,481.88 : x
  2. Step 2: Convert to fraction form
    50,511.60/75,690 = 25,481.88/x
  3. Step 3: Cross multiply
    50,511.60x = 75,690 × 25,481.88
  4. Step 4: Simplify right side
    50,511.60x = 1,928,723,497.20
  5. Step 5: Solve for x
    x = 1,928,723,497.20/50,511.60
  6. Step 6: Final answer
    x = 38,183.77

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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.