Home / 39,901.38-55,048.46-22,899.48

Finding the Fourth Proportional to 39,901.38, 55,048.46 and 22,899.48

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Solution

The fourth proportional to 39,901.38, 55,048.46 and 22,899.48 is: 31,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,901.38 : 55,048.46 = 22,899.48 : x
  2. Step 2: Convert to fraction form
    39,901.38/55,048.46 = 22,899.48/x
  3. Step 3: Cross multiply
    39,901.38x = 55,048.46 × 22,899.48
  4. Step 4: Simplify right side
    39,901.38x = 1,260,581,108.80
  5. Step 5: Solve for x
    x = 1,260,581,108.80/39,901.38
  6. Step 6: Final answer
    x = 31,592.42

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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.