Home / 38,493.26-57,665.10-21,801.86

Finding the Fourth Proportional to 38,493.26, 57,665.10 and 21,801.86

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Solution

The fourth proportional to 38,493.26, 57,665.10 and 21,801.86 is: 32,660.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,493.26 : 57,665.10 = 21,801.86 : x
  2. Step 2: Convert to fraction form
    38,493.26/57,665.10 = 21,801.86/x
  3. Step 3: Cross multiply
    38,493.26x = 57,665.10 × 21,801.86
  4. Step 4: Simplify right side
    38,493.26x = 1,257,206,437.09
  5. Step 5: Solve for x
    x = 1,257,206,437.09/38,493.26
  6. Step 6: Final answer
    x = 32,660.43

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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.