Home / 31,844.27-47,754.03-10,778.69

Finding the Fourth Proportional to 31,844.27, 47,754.03 and 10,778.69

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Solution

The fourth proportional to 31,844.27, 47,754.03 and 10,778.69 is: 16,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,844.27 : 47,754.03 = 10,778.69 : x
  2. Step 2: Convert to fraction form
    31,844.27/47,754.03 = 10,778.69/x
  3. Step 3: Cross multiply
    31,844.27x = 47,754.03 × 10,778.69
  4. Step 4: Simplify right side
    31,844.27x = 514,725,885.62
  5. Step 5: Solve for x
    x = 514,725,885.62/31,844.27
  6. Step 6: Final answer
    x = 16,163.85

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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.