Home / 33,330.11-49,997.82-11,143.61

Finding the Fourth Proportional to 33,330.11, 49,997.82 and 11,143.61

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Solution

The fourth proportional to 33,330.11, 49,997.82 and 11,143.61 is: 16,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.11 : 49,997.82 = 11,143.61 : x
  2. Step 2: Convert to fraction form
    33,330.11/49,997.82 = 11,143.61/x
  3. Step 3: Cross multiply
    33,330.11x = 49,997.82 × 11,143.61
  4. Step 4: Simplify right side
    33,330.11x = 557,155,956.94
  5. Step 5: Solve for x
    x = 557,155,956.94/33,330.11
  6. Step 6: Final answer
    x = 16,716.29

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1.5x scale

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.