Home / 33,414.58-50,102.43-12,639.70

Finding the Fourth Proportional to 33,414.58, 50,102.43 and 12,639.70

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Solution

The fourth proportional to 33,414.58, 50,102.43 and 12,639.70 is: 18,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,414.58 : 50,102.43 = 12,639.70 : x
  2. Step 2: Convert to fraction form
    33,414.58/50,102.43 = 12,639.70/x
  3. Step 3: Cross multiply
    33,414.58x = 50,102.43 × 12,639.70
  4. Step 4: Simplify right side
    33,414.58x = 633,279,684.47
  5. Step 5: Solve for x
    x = 633,279,684.47/33,414.58
  6. Step 6: Final answer
    x = 18,952.20

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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.