Home / 12,098.26-18,149.53-5,525.11

Finding the Fourth Proportional to 12,098.26, 18,149.53 and 5,525.11

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Solution

The fourth proportional to 12,098.26, 18,149.53 and 5,525.11 is: 8,288.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098.26 : 18,149.53 = 5,525.11 : x
  2. Step 2: Convert to fraction form
    12,098.26/18,149.53 = 5,525.11/x
  3. Step 3: Cross multiply
    12,098.26x = 18,149.53 × 5,525.11
  4. Step 4: Simplify right side
    12,098.26x = 100,278,149.70
  5. Step 5: Solve for x
    x = 100,278,149.70/12,098.26
  6. Step 6: Final answer
    x = 8,288.64

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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.