Home / 15,929.82-23,901.21-5,542.38

Finding the Fourth Proportional to 15,929.82, 23,901.21 and 5,542.38

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Solution

The fourth proportional to 15,929.82, 23,901.21 and 5,542.38 is: 8,315.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.82 : 23,901.21 = 5,542.38 : x
  2. Step 2: Convert to fraction form
    15,929.82/23,901.21 = 5,542.38/x
  3. Step 3: Cross multiply
    15,929.82x = 23,901.21 × 5,542.38
  4. Step 4: Simplify right side
    15,929.82x = 132,469,588.28
  5. Step 5: Solve for x
    x = 132,469,588.28/15,929.82
  6. Step 6: Final answer
    x = 8,315.82

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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.