Home / 26,174-36,120.12-15,002.48

Finding the Fourth Proportional to 26,174, 36,120.12 and 15,002.48

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Solution

The fourth proportional to 26,174, 36,120.12 and 15,002.48 is: 20,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,174 : 36,120.12 = 15,002.48 : x
  2. Step 2: Convert to fraction form
    26,174/36,120.12 = 15,002.48/x
  3. Step 3: Cross multiply
    26,174x = 36,120.12 × 15,002.48
  4. Step 4: Simplify right side
    26,174x = 541,891,377.90
  5. Step 5: Solve for x
    x = 541,891,377.90/26,174
  6. Step 6: Final answer
    x = 20,703.42

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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.