Home / 20,575.37-30,793.92-11,797.13

Finding the Fourth Proportional to 20,575.37, 30,793.92 and 11,797.13

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Solution

The fourth proportional to 20,575.37, 30,793.92 and 11,797.13 is: 17,656.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,575.37 : 30,793.92 = 11,797.13 : x
  2. Step 2: Convert to fraction form
    20,575.37/30,793.92 = 11,797.13/x
  3. Step 3: Cross multiply
    20,575.37x = 30,793.92 × 11,797.13
  4. Step 4: Simplify right side
    20,575.37x = 363,279,723.48
  5. Step 5: Solve for x
    x = 363,279,723.48/20,575.37
  6. Step 6: Final answer
    x = 17,656.05

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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.