Home / 38,232.87-57,349.27-11,939.86

Finding the Fourth Proportional to 38,232.87, 57,349.27 and 11,939.86

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Solution

The fourth proportional to 38,232.87, 57,349.27 and 11,939.86 is: 17,909.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,232.87 : 57,349.27 = 11,939.86 : x
  2. Step 2: Convert to fraction form
    38,232.87/57,349.27 = 11,939.86/x
  3. Step 3: Cross multiply
    38,232.87x = 57,349.27 × 11,939.86
  4. Step 4: Simplify right side
    38,232.87x = 684,742,254.90
  5. Step 5: Solve for x
    x = 684,742,254.90/38,232.87
  6. Step 6: Final answer
    x = 17,909.78

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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.