Home / 33,144.31-49,716.60-13,423.24

Finding the Fourth Proportional to 33,144.31, 49,716.60 and 13,423.24

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Solution

The fourth proportional to 33,144.31, 49,716.60 and 13,423.24 is: 20,134.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,144.31 : 49,716.60 = 13,423.24 : x
  2. Step 2: Convert to fraction form
    33,144.31/49,716.60 = 13,423.24/x
  3. Step 3: Cross multiply
    33,144.31x = 49,716.60 × 13,423.24
  4. Step 4: Simplify right side
    33,144.31x = 667,357,853.78
  5. Step 5: Solve for x
    x = 667,357,853.78/33,144.31
  6. Step 6: Final answer
    x = 20,134.91

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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.