Home / 13,224.46-18,150.11-12,098.20

Finding the Fourth Proportional to 13,224.46, 18,150.11 and 12,098.20

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Solution

The fourth proportional to 13,224.46, 18,150.11 and 12,098.20 is: 16,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.46 : 18,150.11 = 12,098.20 : x
  2. Step 2: Convert to fraction form
    13,224.46/18,150.11 = 12,098.20/x
  3. Step 3: Cross multiply
    13,224.46x = 18,150.11 × 12,098.20
  4. Step 4: Simplify right side
    13,224.46x = 219,583,660.80
  5. Step 5: Solve for x
    x = 219,583,660.80/13,224.46
  6. Step 6: Final answer
    x = 16,604.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.