Home / 39,680.48-54,745.50-22,672.52

Finding the Fourth Proportional to 39,680.48, 54,745.50 and 22,672.52

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Solution

The fourth proportional to 39,680.48, 54,745.50 and 22,672.52 is: 31,280.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,680.48 : 54,745.50 = 22,672.52 : x
  2. Step 2: Convert to fraction form
    39,680.48/54,745.50 = 22,672.52/x
  3. Step 3: Cross multiply
    39,680.48x = 54,745.50 × 22,672.52
  4. Step 4: Simplify right side
    39,680.48x = 1,241,218,443.66
  5. Step 5: Solve for x
    x = 1,241,218,443.66/39,680.48
  6. Step 6: Final answer
    x = 31,280.33

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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.