Home / 33,581.29-50,305.89-19,511.78

Finding the Fourth Proportional to 33,581.29, 50,305.89 and 19,511.78

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Solution

The fourth proportional to 33,581.29, 50,305.89 and 19,511.78 is: 29,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,581.29 : 50,305.89 = 19,511.78 : x
  2. Step 2: Convert to fraction form
    33,581.29/50,305.89 = 19,511.78/x
  3. Step 3: Cross multiply
    33,581.29x = 50,305.89 × 19,511.78
  4. Step 4: Simplify right side
    33,581.29x = 981,557,458.38
  5. Step 5: Solve for x
    x = 981,557,458.38/33,581.29
  6. Step 6: Final answer
    x = 29,229.30

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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.