Home / 13,456.54-20,183.78-5,962.42

Finding the Fourth Proportional to 13,456.54, 20,183.78 and 5,962.42

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Solution

The fourth proportional to 13,456.54, 20,183.78 and 5,962.42 is: 8,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456.54 : 20,183.78 = 5,962.42 : x
  2. Step 2: Convert to fraction form
    13,456.54/20,183.78 = 5,962.42/x
  3. Step 3: Cross multiply
    13,456.54x = 20,183.78 × 5,962.42
  4. Step 4: Simplify right side
    13,456.54x = 120,344,173.55
  5. Step 5: Solve for x
    x = 120,344,173.55/13,456.54
  6. Step 6: Final answer
    x = 8,943.17

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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.