Home / 13,469.43-20,205.18-4,110.27

Finding the Fourth Proportional to 13,469.43, 20,205.18 and 4,110.27

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Solution

The fourth proportional to 13,469.43, 20,205.18 and 4,110.27 is: 6,165.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469.43 : 20,205.18 = 4,110.27 : x
  2. Step 2: Convert to fraction form
    13,469.43/20,205.18 = 4,110.27/x
  3. Step 3: Cross multiply
    13,469.43x = 20,205.18 × 4,110.27
  4. Step 4: Simplify right side
    13,469.43x = 83,048,745.20
  5. Step 5: Solve for x
    x = 83,048,745.20/13,469.43
  6. Step 6: Final answer
    x = 6,165.72

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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.