Home / 33,159.72-49,723.92-12,085.02

Finding the Fourth Proportional to 33,159.72, 49,723.92 and 12,085.02

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Solution

The fourth proportional to 33,159.72, 49,723.92 and 12,085.02 is: 18,121.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,159.72 : 49,723.92 = 12,085.02 : x
  2. Step 2: Convert to fraction form
    33,159.72/49,723.92 = 12,085.02/x
  3. Step 3: Cross multiply
    33,159.72x = 49,723.92 × 12,085.02
  4. Step 4: Simplify right side
    33,159.72x = 600,914,567.68
  5. Step 5: Solve for x
    x = 600,914,567.68/33,159.72
  6. Step 6: Final answer
    x = 18,121.82

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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.