Home / 40,331.09-55,658.19-22,426.85

Finding the Fourth Proportional to 40,331.09, 55,658.19 and 22,426.85

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Solution

The fourth proportional to 40,331.09, 55,658.19 and 22,426.85 is: 30,949.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331.09 : 55,658.19 = 22,426.85 : x
  2. Step 2: Convert to fraction form
    40,331.09/55,658.19 = 22,426.85/x
  3. Step 3: Cross multiply
    40,331.09x = 55,658.19 × 22,426.85
  4. Step 4: Simplify right side
    40,331.09x = 1,248,237,600.11
  5. Step 5: Solve for x
    x = 1,248,237,600.11/40,331.09
  6. Step 6: Final answer
    x = 30,949.76

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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.