Home / 12,241.26-18,348.12-5,227.20

Finding the Fourth Proportional to 12,241.26, 18,348.12 and 5,227.20

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Solution

The fourth proportional to 12,241.26, 18,348.12 and 5,227.20 is: 7,834.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.26 : 18,348.12 = 5,227.20 : x
  2. Step 2: Convert to fraction form
    12,241.26/18,348.12 = 5,227.20/x
  3. Step 3: Cross multiply
    12,241.26x = 18,348.12 × 5,227.20
  4. Step 4: Simplify right side
    12,241.26x = 95,909,292.86
  5. Step 5: Solve for x
    x = 95,909,292.86/12,241.26
  6. Step 6: Final answer
    x = 7,834.92

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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.