Home / 41,721.44-62,582.72-15,425.92

Finding the Fourth Proportional to 41,721.44, 62,582.72 and 15,425.92

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Solution

The fourth proportional to 41,721.44, 62,582.72 and 15,425.92 is: 23,139.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721.44 : 62,582.72 = 15,425.92 : x
  2. Step 2: Convert to fraction form
    41,721.44/62,582.72 = 15,425.92/x
  3. Step 3: Cross multiply
    41,721.44x = 62,582.72 × 15,425.92
  4. Step 4: Simplify right side
    41,721.44x = 965,396,032.10
  5. Step 5: Solve for x
    x = 965,396,032.10/41,721.44
  6. Step 6: Final answer
    x = 23,139.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.