Home / 38,605.64-57,909.07-15,231.88

Finding the Fourth Proportional to 38,605.64, 57,909.07 and 15,231.88

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Solution

The fourth proportional to 38,605.64, 57,909.07 and 15,231.88 is: 22,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,605.64 : 57,909.07 = 15,231.88 : x
  2. Step 2: Convert to fraction form
    38,605.64/57,909.07 = 15,231.88/x
  3. Step 3: Cross multiply
    38,605.64x = 57,909.07 × 15,231.88
  4. Step 4: Simplify right side
    38,605.64x = 882,063,715.61
  5. Step 5: Solve for x
    x = 882,063,715.61/38,605.64
  6. Step 6: Final answer
    x = 22,848.05

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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.