Home / 40,331.28-55,659.13-22,425.89

Finding the Fourth Proportional to 40,331.28, 55,659.13 and 22,425.89

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Solution

The fourth proportional to 40,331.28, 55,659.13 and 22,425.89 is: 30,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331.28 : 55,659.13 = 22,425.89 : x
  2. Step 2: Convert to fraction form
    40,331.28/55,659.13 = 22,425.89/x
  3. Step 3: Cross multiply
    40,331.28x = 55,659.13 × 22,425.89
  4. Step 4: Simplify right side
    40,331.28x = 1,248,205,526.88
  5. Step 5: Solve for x
    x = 1,248,205,526.88/40,331.28
  6. Step 6: Final answer
    x = 30,948.82

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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.