Home / 11,431.70-17,144.05-4,034.43

Finding the Fourth Proportional to 11,431.70, 17,144.05 and 4,034.43

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Solution

The fourth proportional to 11,431.70, 17,144.05 and 4,034.43 is: 6,050.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,431.70 : 17,144.05 = 4,034.43 : x
  2. Step 2: Convert to fraction form
    11,431.70/17,144.05 = 4,034.43/x
  3. Step 3: Cross multiply
    11,431.70x = 17,144.05 × 4,034.43
  4. Step 4: Simplify right side
    11,431.70x = 69,166,469.64
  5. Step 5: Solve for x
    x = 69,166,469.64/11,431.70
  6. Step 6: Final answer
    x = 6,050.41

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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.