Home / 12,332.44-18,508.38-5,761.72

Finding the Fourth Proportional to 12,332.44, 18,508.38 and 5,761.72

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Solution

The fourth proportional to 12,332.44, 18,508.38 and 5,761.72 is: 8,647.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.44 : 18,508.38 = 5,761.72 : x
  2. Step 2: Convert to fraction form
    12,332.44/18,508.38 = 5,761.72/x
  3. Step 3: Cross multiply
    12,332.44x = 18,508.38 × 5,761.72
  4. Step 4: Simplify right side
    12,332.44x = 106,640,103.21
  5. Step 5: Solve for x
    x = 106,640,103.21/12,332.44
  6. Step 6: Final answer
    x = 8,647.12

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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.