Home / 38,467.20-57,652.20-34,287.60

Finding the Fourth Proportional to 38,467.20, 57,652.20 and 34,287.60

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Solution

The fourth proportional to 38,467.20, 57,652.20 and 34,287.60 is: 51,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,467.20 : 57,652.20 = 34,287.60 : x
  2. Step 2: Convert to fraction form
    38,467.20/57,652.20 = 34,287.60/x
  3. Step 3: Cross multiply
    38,467.20x = 57,652.20 × 34,287.60
  4. Step 4: Simplify right side
    38,467.20x = 1,976,755,572.72
  5. Step 5: Solve for x
    x = 1,976,755,572.72/38,467.20
  6. Step 6: Final answer
    x = 51,388.08

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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.