Home / 31,964.88-47,947.77-12,244.44

Finding the Fourth Proportional to 31,964.88, 47,947.77 and 12,244.44

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Solution

The fourth proportional to 31,964.88, 47,947.77 and 12,244.44 is: 18,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,964.88 : 47,947.77 = 12,244.44 : x
  2. Step 2: Convert to fraction form
    31,964.88/47,947.77 = 12,244.44/x
  3. Step 3: Cross multiply
    31,964.88x = 47,947.77 × 12,244.44
  4. Step 4: Simplify right side
    31,964.88x = 587,093,592.90
  5. Step 5: Solve for x
    x = 587,093,592.90/31,964.88
  6. Step 6: Final answer
    x = 18,366.83

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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.