Home / 41,021.80-56,610.12-22,158.92

Finding the Fourth Proportional to 41,021.80, 56,610.12 and 22,158.92

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Solution

The fourth proportional to 41,021.80, 56,610.12 and 22,158.92 is: 30,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,021.80 : 56,610.12 = 22,158.92 : x
  2. Step 2: Convert to fraction form
    41,021.80/56,610.12 = 22,158.92/x
  3. Step 3: Cross multiply
    41,021.80x = 56,610.12 × 22,158.92
  4. Step 4: Simplify right side
    41,021.80x = 1,254,419,120.27
  5. Step 5: Solve for x
    x = 1,254,419,120.27/41,021.80
  6. Step 6: Final answer
    x = 30,579.33

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Double scale
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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.