Home / 39,803.38-54,936.52-22,819.02

Finding the Fourth Proportional to 39,803.38, 54,936.52 and 22,819.02

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Solution

The fourth proportional to 39,803.38, 54,936.52 and 22,819.02 is: 31,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,803.38 : 54,936.52 = 22,819.02 : x
  2. Step 2: Convert to fraction form
    39,803.38/54,936.52 = 22,819.02/x
  3. Step 3: Cross multiply
    39,803.38x = 54,936.52 × 22,819.02
  4. Step 4: Simplify right side
    39,803.38x = 1,253,597,548.61
  5. Step 5: Solve for x
    x = 1,253,597,548.61/39,803.38
  6. Step 6: Final answer
    x = 31,494.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.