Home / 33,391.05-50,086.56-8,432.58

Finding the Fourth Proportional to 33,391.05, 50,086.56 and 8,432.58

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Solution

The fourth proportional to 33,391.05, 50,086.56 and 8,432.58 is: 12,648.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,391.05 : 50,086.56 = 8,432.58 : x
  2. Step 2: Convert to fraction form
    33,391.05/50,086.56 = 8,432.58/x
  3. Step 3: Cross multiply
    33,391.05x = 50,086.56 × 8,432.58
  4. Step 4: Simplify right side
    33,391.05x = 422,358,924.12
  5. Step 5: Solve for x
    x = 422,358,924.12/33,391.05
  6. Step 6: Final answer
    x = 12,648.87

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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.