Home / 13,452.92-20,180.62-3,592.20

Finding the Fourth Proportional to 13,452.92, 20,180.62 and 3,592.20

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Solution

The fourth proportional to 13,452.92, 20,180.62 and 3,592.20 is: 5,388.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.92 : 20,180.62 = 3,592.20 : x
  2. Step 2: Convert to fraction form
    13,452.92/20,180.62 = 3,592.20/x
  3. Step 3: Cross multiply
    13,452.92x = 20,180.62 × 3,592.20
  4. Step 4: Simplify right side
    13,452.92x = 72,492,823.16
  5. Step 5: Solve for x
    x = 72,492,823.16/13,452.92
  6. Step 6: Final answer
    x = 5,388.63

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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.