Home / 13,600.20-20,396.52-3,737.10

Finding the Fourth Proportional to 13,600.20, 20,396.52 and 3,737.10

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Solution

The fourth proportional to 13,600.20, 20,396.52 and 3,737.10 is: 5,604.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,600.20 : 20,396.52 = 3,737.10 : x
  2. Step 2: Convert to fraction form
    13,600.20/20,396.52 = 3,737.10/x
  3. Step 3: Cross multiply
    13,600.20x = 20,396.52 × 3,737.10
  4. Step 4: Simplify right side
    13,600.20x = 76,223,834.89
  5. Step 5: Solve for x
    x = 76,223,834.89/13,600.20
  6. Step 6: Final answer
    x = 5,604.61

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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.