Home / 41,930.18-57,864.70-22,811.03

Finding the Fourth Proportional to 41,930.18, 57,864.70 and 22,811.03

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Solution

The fourth proportional to 41,930.18, 57,864.70 and 22,811.03 is: 31,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,930.18 : 57,864.70 = 22,811.03 : x
  2. Step 2: Convert to fraction form
    41,930.18/57,864.70 = 22,811.03/x
  3. Step 3: Cross multiply
    41,930.18x = 57,864.70 × 22,811.03
  4. Step 4: Simplify right side
    41,930.18x = 1,319,953,061.29
  5. Step 5: Solve for x
    x = 1,319,953,061.29/41,930.18
  6. Step 6: Final answer
    x = 31,479.79

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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.