Home / 13,351.93-20,027.68-5,452.71

Finding the Fourth Proportional to 13,351.93, 20,027.68 and 5,452.71

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Solution

The fourth proportional to 13,351.93, 20,027.68 and 5,452.71 is: 8,178.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.93 : 20,027.68 = 5,452.71 : x
  2. Step 2: Convert to fraction form
    13,351.93/20,027.68 = 5,452.71/x
  3. Step 3: Cross multiply
    13,351.93x = 20,027.68 × 5,452.71
  4. Step 4: Simplify right side
    13,351.93x = 109,205,103.75
  5. Step 5: Solve for x
    x = 109,205,103.75/13,351.93
  6. Step 6: Final answer
    x = 8,178.98

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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.