Home / 39,791.60-54,909.73-22,795.91

Finding the Fourth Proportional to 39,791.60, 54,909.73 and 22,795.91

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Solution

The fourth proportional to 39,791.60, 54,909.73 and 22,795.91 is: 31,456.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,791.60 : 54,909.73 = 22,795.91 : x
  2. Step 2: Convert to fraction form
    39,791.60/54,909.73 = 22,795.91/x
  3. Step 3: Cross multiply
    39,791.60x = 54,909.73 × 22,795.91
  4. Step 4: Simplify right side
    39,791.60x = 1,251,717,263.20
  5. Step 5: Solve for x
    x = 1,251,717,263.20/39,791.60
  6. Step 6: Final answer
    x = 31,456.82

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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.