Home / 25,869.47-38,791.92-11,825.33

Finding the Fourth Proportional to 25,869.47, 38,791.92 and 11,825.33

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Solution

The fourth proportional to 25,869.47, 38,791.92 and 11,825.33 is: 17,732.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,869.47 : 38,791.92 = 11,825.33 : x
  2. Step 2: Convert to fraction form
    25,869.47/38,791.92 = 11,825.33/x
  3. Step 3: Cross multiply
    25,869.47x = 38,791.92 × 11,825.33
  4. Step 4: Simplify right side
    25,869.47x = 458,727,255.33
  5. Step 5: Solve for x
    x = 458,727,255.33/25,869.47
  6. Step 6: Final answer
    x = 17,732.38

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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.