Home / 33,920.88-50,815.44-19,084.56

Finding the Fourth Proportional to 33,920.88, 50,815.44 and 19,084.56

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Solution

The fourth proportional to 33,920.88, 50,815.44 and 19,084.56 is: 28,589.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.88 : 50,815.44 = 19,084.56 : x
  2. Step 2: Convert to fraction form
    33,920.88/50,815.44 = 19,084.56/x
  3. Step 3: Cross multiply
    33,920.88x = 50,815.44 × 19,084.56
  4. Step 4: Simplify right side
    33,920.88x = 969,790,313.61
  5. Step 5: Solve for x
    x = 969,790,313.61/33,920.88
  6. Step 6: Final answer
    x = 28,589.77

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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.