Home / 20,017.44-30,027.24-5,226.39

Finding the Fourth Proportional to 20,017.44, 30,027.24 and 5,226.39

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Solution

The fourth proportional to 20,017.44, 30,027.24 and 5,226.39 is: 7,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,017.44 : 30,027.24 = 5,226.39 : x
  2. Step 2: Convert to fraction form
    20,017.44/30,027.24 = 5,226.39/x
  3. Step 3: Cross multiply
    20,017.44x = 30,027.24 × 5,226.39
  4. Step 4: Simplify right side
    20,017.44x = 156,934,066.86
  5. Step 5: Solve for x
    x = 156,934,066.86/20,017.44
  6. Step 6: Final answer
    x = 7,839.87

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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.