Home / 13,732.37-20,609.49-5,414.48

Finding the Fourth Proportional to 13,732.37, 20,609.49 and 5,414.48

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Solution

The fourth proportional to 13,732.37, 20,609.49 and 5,414.48 is: 8,126.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.37 : 20,609.49 = 5,414.48 : x
  2. Step 2: Convert to fraction form
    13,732.37/20,609.49 = 5,414.48/x
  3. Step 3: Cross multiply
    13,732.37x = 20,609.49 × 5,414.48
  4. Step 4: Simplify right side
    13,732.37x = 111,589,568.37
  5. Step 5: Solve for x
    x = 111,589,568.37/13,732.37
  6. Step 6: Final answer
    x = 8,126.03

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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.