Home / 41,310.79-57,009.33-22,447.91

Finding the Fourth Proportional to 41,310.79, 57,009.33 and 22,447.91

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Solution

The fourth proportional to 41,310.79, 57,009.33 and 22,447.91 is: 30,978.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,310.79 : 57,009.33 = 22,447.91 : x
  2. Step 2: Convert to fraction form
    41,310.79/57,009.33 = 22,447.91/x
  3. Step 3: Cross multiply
    41,310.79x = 57,009.33 × 22,447.91
  4. Step 4: Simplify right side
    41,310.79x = 1,279,740,309.00
  5. Step 5: Solve for x
    x = 1,279,740,309.00/41,310.79
  6. Step 6: Final answer
    x = 30,978.36

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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.