Home / 23,163.18-34,791.27-13,821.44

Finding the Fourth Proportional to 23,163.18, 34,791.27 and 13,821.44

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Solution

The fourth proportional to 23,163.18, 34,791.27 and 13,821.44 is: 20,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,163.18 : 34,791.27 = 13,821.44 : x
  2. Step 2: Convert to fraction form
    23,163.18/34,791.27 = 13,821.44/x
  3. Step 3: Cross multiply
    23,163.18x = 34,791.27 × 13,821.44
  4. Step 4: Simplify right side
    23,163.18x = 480,865,302.79
  5. Step 5: Solve for x
    x = 480,865,302.79/23,163.18
  6. Step 6: Final answer
    x = 20,759.90

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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.