Home / 36,043.86-54,067.30-12,367.69

Finding the Fourth Proportional to 36,043.86, 54,067.30 and 12,367.69

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Solution

The fourth proportional to 36,043.86, 54,067.30 and 12,367.69 is: 18,552.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,043.86 : 54,067.30 = 12,367.69 : x
  2. Step 2: Convert to fraction form
    36,043.86/54,067.30 = 12,367.69/x
  3. Step 3: Cross multiply
    36,043.86x = 54,067.30 × 12,367.69
  4. Step 4: Simplify right side
    36,043.86x = 668,687,439.45
  5. Step 5: Solve for x
    x = 668,687,439.45/36,043.86
  6. Step 6: Final answer
    x = 18,552.05

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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.