Home / 13,745.60-20,614.30-3,882.23

Finding the Fourth Proportional to 13,745.60, 20,614.30 and 3,882.23

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Solution

The fourth proportional to 13,745.60, 20,614.30 and 3,882.23 is: 5,822.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745.60 : 20,614.30 = 3,882.23 : x
  2. Step 2: Convert to fraction form
    13,745.60/20,614.30 = 3,882.23/x
  3. Step 3: Cross multiply
    13,745.60x = 20,614.30 × 3,882.23
  4. Step 4: Simplify right side
    13,745.60x = 80,029,418.42
  5. Step 5: Solve for x
    x = 80,029,418.42/13,745.60
  6. Step 6: Final answer
    x = 5,822.18

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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.