Home / 13,609.22-20,414.03-4,843.90

Finding the Fourth Proportional to 13,609.22, 20,414.03 and 4,843.90

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Solution

The fourth proportional to 13,609.22, 20,414.03 and 4,843.90 is: 7,265.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609.22 : 20,414.03 = 4,843.90 : x
  2. Step 2: Convert to fraction form
    13,609.22/20,414.03 = 4,843.90/x
  3. Step 3: Cross multiply
    13,609.22x = 20,414.03 × 4,843.90
  4. Step 4: Simplify right side
    13,609.22x = 98,883,521.22
  5. Step 5: Solve for x
    x = 98,883,521.22/13,609.22
  6. Step 6: Final answer
    x = 7,265.92

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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.