Home / 39,747.25-54,851.21-22,989.97

Finding the Fourth Proportional to 39,747.25, 54,851.21 and 22,989.97

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Solution

The fourth proportional to 39,747.25, 54,851.21 and 22,989.97 is: 31,726.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.25 : 54,851.21 = 22,989.97 : x
  2. Step 2: Convert to fraction form
    39,747.25/54,851.21 = 22,989.97/x
  3. Step 3: Cross multiply
    39,747.25x = 54,851.21 × 22,989.97
  4. Step 4: Simplify right side
    39,747.25x = 1,261,027,672.36
  5. Step 5: Solve for x
    x = 1,261,027,672.36/39,747.25
  6. Step 6: Final answer
    x = 31,726.16

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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.