Home / 16,738.24-25,115.60-11,839.36

Finding the Fourth Proportional to 16,738.24, 25,115.60 and 11,839.36

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Solution

The fourth proportional to 16,738.24, 25,115.60 and 11,839.36 is: 17,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,738.24 : 25,115.60 = 11,839.36 : x
  2. Step 2: Convert to fraction form
    16,738.24/25,115.60 = 11,839.36/x
  3. Step 3: Cross multiply
    16,738.24x = 25,115.60 × 11,839.36
  4. Step 4: Simplify right side
    16,738.24x = 297,352,630.02
  5. Step 5: Solve for x
    x = 297,352,630.02/16,738.24
  6. Step 6: Final answer
    x = 17,764.87

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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.