Home / 33,239.11-49,866.89-9,865.55

Finding the Fourth Proportional to 33,239.11, 49,866.89 and 9,865.55

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Solution

The fourth proportional to 33,239.11, 49,866.89 and 9,865.55 is: 14,800.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,239.11 : 49,866.89 = 9,865.55 : x
  2. Step 2: Convert to fraction form
    33,239.11/49,866.89 = 9,865.55/x
  3. Step 3: Cross multiply
    33,239.11x = 49,866.89 × 9,865.55
  4. Step 4: Simplify right side
    33,239.11x = 491,964,146.97
  5. Step 5: Solve for x
    x = 491,964,146.97/33,239.11
  6. Step 6: Final answer
    x = 14,800.76

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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.