Home / 31,406.82-47,110.15-8,033.19

Finding the Fourth Proportional to 31,406.82, 47,110.15 and 8,033.19

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Solution

The fourth proportional to 31,406.82, 47,110.15 and 8,033.19 is: 12,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,406.82 : 47,110.15 = 8,033.19 : x
  2. Step 2: Convert to fraction form
    31,406.82/47,110.15 = 8,033.19/x
  3. Step 3: Cross multiply
    31,406.82x = 47,110.15 × 8,033.19
  4. Step 4: Simplify right side
    31,406.82x = 378,444,785.88
  5. Step 5: Solve for x
    x = 378,444,785.88/31,406.82
  6. Step 6: Final answer
    x = 12,049.76

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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.