Home / 38,658.36-57,889.08-25,470.76

Finding the Fourth Proportional to 38,658.36, 57,889.08 and 25,470.76

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Solution

The fourth proportional to 38,658.36, 57,889.08 and 25,470.76 is: 38,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,658.36 : 57,889.08 = 25,470.76 : x
  2. Step 2: Convert to fraction form
    38,658.36/57,889.08 = 25,470.76/x
  3. Step 3: Cross multiply
    38,658.36x = 57,889.08 × 25,470.76
  4. Step 4: Simplify right side
    38,658.36x = 1,474,478,863.30
  5. Step 5: Solve for x
    x = 1,474,478,863.30/38,658.36
  6. Step 6: Final answer
    x = 38,141.27

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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.