Home / 41,992.57-57,949.73-23,129.69

Finding the Fourth Proportional to 41,992.57, 57,949.73 and 23,129.69

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Solution

The fourth proportional to 41,992.57, 57,949.73 and 23,129.69 is: 31,918.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,992.57 : 57,949.73 = 23,129.69 : x
  2. Step 2: Convert to fraction form
    41,992.57/57,949.73 = 23,129.69/x
  3. Step 3: Cross multiply
    41,992.57x = 57,949.73 × 23,129.69
  4. Step 4: Simplify right side
    41,992.57x = 1,340,359,297.79
  5. Step 5: Solve for x
    x = 1,340,359,297.79/41,992.57
  6. Step 6: Final answer
    x = 31,918.97

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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.