Home / 33,178.39-49,650.65-20,704.29

Finding the Fourth Proportional to 33,178.39, 49,650.65 and 20,704.29

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Solution

The fourth proportional to 33,178.39, 49,650.65 and 20,704.29 is: 30,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,178.39 : 49,650.65 = 20,704.29 : x
  2. Step 2: Convert to fraction form
    33,178.39/49,650.65 = 20,704.29/x
  3. Step 3: Cross multiply
    33,178.39x = 49,650.65 × 20,704.29
  4. Step 4: Simplify right side
    33,178.39x = 1,027,981,456.29
  5. Step 5: Solve for x
    x = 1,027,981,456.29/33,178.39
  6. Step 6: Final answer
    x = 30,983.46

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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.