Home / 29,171.48-43,758.11-11,401.38

Finding the Fourth Proportional to 29,171.48, 43,758.11 and 11,401.38

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Solution

The fourth proportional to 29,171.48, 43,758.11 and 11,401.38 is: 17,102.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,171.48 : 43,758.11 = 11,401.38 : x
  2. Step 2: Convert to fraction form
    29,171.48/43,758.11 = 11,401.38/x
  3. Step 3: Cross multiply
    29,171.48x = 43,758.11 × 11,401.38
  4. Step 4: Simplify right side
    29,171.48x = 498,902,868.70
  5. Step 5: Solve for x
    x = 498,902,868.70/29,171.48
  6. Step 6: Final answer
    x = 17,102.42

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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.