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Finding the Fourth Proportional to 43,542.52, 65,280.87 and 22,473.41

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Solution

The fourth proportional to 43,542.52, 65,280.87 and 22,473.41 is: 33,693.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,542.52 : 65,280.87 = 22,473.41 : x
  2. Step 2: Convert to fraction form
    43,542.52/65,280.87 = 22,473.41/x
  3. Step 3: Cross multiply
    43,542.52x = 65,280.87 × 22,473.41
  4. Step 4: Simplify right side
    43,542.52x = 1,467,083,430.26
  5. Step 5: Solve for x
    x = 1,467,083,430.26/43,542.52
  6. Step 6: Final answer
    x = 33,693.12

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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.