Home / 13,452.96-20,183.82-5,659.68

Finding the Fourth Proportional to 13,452.96, 20,183.82 and 5,659.68

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Solution

The fourth proportional to 13,452.96, 20,183.82 and 5,659.68 is: 8,491.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.96 : 20,183.82 = 5,659.68 : x
  2. Step 2: Convert to fraction form
    13,452.96/20,183.82 = 5,659.68/x
  3. Step 3: Cross multiply
    13,452.96x = 20,183.82 × 5,659.68
  4. Step 4: Simplify right side
    13,452.96x = 114,233,962.38
  5. Step 5: Solve for x
    x = 114,233,962.38/13,452.96
  6. Step 6: Final answer
    x = 8,491.36

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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.