Home / 12,044.22-18,062.61-4,251.21

Finding the Fourth Proportional to 12,044.22, 18,062.61 and 4,251.21

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Solution

The fourth proportional to 12,044.22, 18,062.61 and 4,251.21 is: 6,375.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.22 : 18,062.61 = 4,251.21 : x
  2. Step 2: Convert to fraction form
    12,044.22/18,062.61 = 4,251.21/x
  3. Step 3: Cross multiply
    12,044.22x = 18,062.61 × 4,251.21
  4. Step 4: Simplify right side
    12,044.22x = 76,787,948.26
  5. Step 5: Solve for x
    x = 76,787,948.26/12,044.22
  6. Step 6: Final answer
    x = 6,375.50

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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.