Home / 36,348.06-54,517.29-12,650.52

Finding the Fourth Proportional to 36,348.06, 54,517.29 and 12,650.52

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Solution

The fourth proportional to 36,348.06, 54,517.29 and 12,650.52 is: 18,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.06 : 54,517.29 = 12,650.52 : x
  2. Step 2: Convert to fraction form
    36,348.06/54,517.29 = 12,650.52/x
  3. Step 3: Cross multiply
    36,348.06x = 54,517.29 × 12,650.52
  4. Step 4: Simplify right side
    36,348.06x = 689,672,067.49
  5. Step 5: Solve for x
    x = 689,672,067.49/36,348.06
  6. Step 6: Final answer
    x = 18,974.11

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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.