Home / 12,250.88-18,366.08-8,542.24

Finding the Fourth Proportional to 12,250.88, 18,366.08 and 8,542.24

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Solution

The fourth proportional to 12,250.88, 18,366.08 and 8,542.24 is: 12,806.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.88 : 18,366.08 = 8,542.24 : x
  2. Step 2: Convert to fraction form
    12,250.88/18,366.08 = 8,542.24/x
  3. Step 3: Cross multiply
    12,250.88x = 18,366.08 × 8,542.24
  4. Step 4: Simplify right side
    12,250.88x = 156,887,463.22
  5. Step 5: Solve for x
    x = 156,887,463.22/12,250.88
  6. Step 6: Final answer
    x = 12,806.22

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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.