Home / 20,044.08-30,067.20-6,711.66

Finding the Fourth Proportional to 20,044.08, 30,067.20 and 6,711.66

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Solution

The fourth proportional to 20,044.08, 30,067.20 and 6,711.66 is: 10,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.08 : 30,067.20 = 6,711.66 : x
  2. Step 2: Convert to fraction form
    20,044.08/30,067.20 = 6,711.66/x
  3. Step 3: Cross multiply
    20,044.08x = 30,067.20 × 6,711.66
  4. Step 4: Simplify right side
    20,044.08x = 201,800,823.55
  5. Step 5: Solve for x
    x = 201,800,823.55/20,044.08
  6. Step 6: Final answer
    x = 10,067.85

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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.