Home / 33,184.62-49,781.52-12,121.92

Finding the Fourth Proportional to 33,184.62, 49,781.52 and 12,121.92

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Solution

The fourth proportional to 33,184.62, 49,781.52 and 12,121.92 is: 18,184.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,184.62 : 49,781.52 = 12,121.92 : x
  2. Step 2: Convert to fraction form
    33,184.62/49,781.52 = 12,121.92/x
  3. Step 3: Cross multiply
    33,184.62x = 49,781.52 × 12,121.92
  4. Step 4: Simplify right side
    33,184.62x = 603,447,602.92
  5. Step 5: Solve for x
    x = 603,447,602.92/33,184.62
  6. Step 6: Final answer
    x = 18,184.56

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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.