Home / 13,453.92-20,182.12-3,593.20

Finding the Fourth Proportional to 13,453.92, 20,182.12 and 3,593.20

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Solution

The fourth proportional to 13,453.92, 20,182.12 and 3,593.20 is: 5,390.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.92 : 20,182.12 = 3,593.20 : x
  2. Step 2: Convert to fraction form
    13,453.92/20,182.12 = 3,593.20/x
  3. Step 3: Cross multiply
    13,453.92x = 20,182.12 × 3,593.20
  4. Step 4: Simplify right side
    13,453.92x = 72,518,393.58
  5. Step 5: Solve for x
    x = 72,518,393.58/13,453.92
  6. Step 6: Final answer
    x = 5,390.13

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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.