Home / 41,319.28-57,020.72-22,456.48

Finding the Fourth Proportional to 41,319.28, 57,020.72 and 22,456.48

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Solution

The fourth proportional to 41,319.28, 57,020.72 and 22,456.48 is: 30,990.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,319.28 : 57,020.72 = 22,456.48 : x
  2. Step 2: Convert to fraction form
    41,319.28/57,020.72 = 22,456.48/x
  3. Step 3: Cross multiply
    41,319.28x = 57,020.72 × 22,456.48
  4. Step 4: Simplify right side
    41,319.28x = 1,280,484,658.27
  5. Step 5: Solve for x
    x = 1,280,484,658.27/41,319.28
  6. Step 6: Final answer
    x = 30,990.00

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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.