Home / 13,794.52-20,691.97-3,933.80

Finding the Fourth Proportional to 13,794.52, 20,691.97 and 3,933.80

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Solution

The fourth proportional to 13,794.52, 20,691.97 and 3,933.80 is: 5,900.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.52 : 20,691.97 = 3,933.80 : x
  2. Step 2: Convert to fraction form
    13,794.52/20,691.97 = 3,933.80/x
  3. Step 3: Cross multiply
    13,794.52x = 20,691.97 × 3,933.80
  4. Step 4: Simplify right side
    13,794.52x = 81,398,050.64
  5. Step 5: Solve for x
    x = 81,398,050.64/13,794.52
  6. Step 6: Final answer
    x = 5,900.75

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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.