Home / 33,234.30-49,836.86-12,443.22

Finding the Fourth Proportional to 33,234.30, 49,836.86 and 12,443.22

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Solution

The fourth proportional to 33,234.30, 49,836.86 and 12,443.22 is: 18,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,234.30 : 49,836.86 = 12,443.22 : x
  2. Step 2: Convert to fraction form
    33,234.30/49,836.86 = 12,443.22/x
  3. Step 3: Cross multiply
    33,234.30x = 49,836.86 × 12,443.22
  4. Step 4: Simplify right side
    33,234.30x = 620,131,013.09
  5. Step 5: Solve for x
    x = 620,131,013.09/33,234.30
  6. Step 6: Final answer
    x = 18,659.37

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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.