Home / 33,568.38-50,307.17-12,780.54

Finding the Fourth Proportional to 33,568.38, 50,307.17 and 12,780.54

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Solution

The fourth proportional to 33,568.38, 50,307.17 and 12,780.54 is: 19,153.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,568.38 : 50,307.17 = 12,780.54 : x
  2. Step 2: Convert to fraction form
    33,568.38/50,307.17 = 12,780.54/x
  3. Step 3: Cross multiply
    33,568.38x = 50,307.17 × 12,780.54
  4. Step 4: Simplify right side
    33,568.38x = 642,952,734.57
  5. Step 5: Solve for x
    x = 642,952,734.57/33,568.38
  6. Step 6: Final answer
    x = 19,153.52

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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.