Home / 39,542.10-54,569.46-22,548.90

Finding the Fourth Proportional to 39,542.10, 54,569.46 and 22,548.90

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Solution

The fourth proportional to 39,542.10, 54,569.46 and 22,548.90 is: 31,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,542.10 : 54,569.46 = 22,548.90 : x
  2. Step 2: Convert to fraction form
    39,542.10/54,569.46 = 22,548.90/x
  3. Step 3: Cross multiply
    39,542.10x = 54,569.46 × 22,548.90
  4. Step 4: Simplify right side
    39,542.10x = 1,230,481,296.59
  5. Step 5: Solve for x
    x = 1,230,481,296.59/39,542.10
  6. Step 6: Final answer
    x = 31,118.26

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1.5x scale

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.