Home / 39,167.73-54,052.62-21,263.88

Finding the Fourth Proportional to 39,167.73, 54,052.62 and 21,263.88

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Solution

The fourth proportional to 39,167.73, 54,052.62 and 21,263.88 is: 29,344.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,167.73 : 54,052.62 = 21,263.88 : x
  2. Step 2: Convert to fraction form
    39,167.73/54,052.62 = 21,263.88/x
  3. Step 3: Cross multiply
    39,167.73x = 54,052.62 × 21,263.88
  4. Step 4: Simplify right side
    39,167.73x = 1,149,368,425.37
  5. Step 5: Solve for x
    x = 1,149,368,425.37/39,167.73
  6. Step 6: Final answer
    x = 29,344.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.