Home / 33,920.39-50,863.50-19,883.76

Finding the Fourth Proportional to 33,920.39, 50,863.50 and 19,883.76

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Solution

The fourth proportional to 33,920.39, 50,863.50 and 19,883.76 is: 29,815.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.39 : 50,863.50 = 19,883.76 : x
  2. Step 2: Convert to fraction form
    33,920.39/50,863.50 = 19,883.76/x
  3. Step 3: Cross multiply
    33,920.39x = 50,863.50 × 19,883.76
  4. Step 4: Simplify right side
    33,920.39x = 1,011,357,626.76
  5. Step 5: Solve for x
    x = 1,011,357,626.76/33,920.39
  6. Step 6: Final answer
    x = 29,815.63

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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.