Home / 13,453.52-20,180.22-3,593.78

Finding the Fourth Proportional to 13,453.52, 20,180.22 and 3,593.78

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Solution

The fourth proportional to 13,453.52, 20,180.22 and 3,593.78 is: 5,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.52 : 20,180.22 = 3,593.78 : x
  2. Step 2: Convert to fraction form
    13,453.52/20,180.22 = 3,593.78/x
  3. Step 3: Cross multiply
    13,453.52x = 20,180.22 × 3,593.78
  4. Step 4: Simplify right side
    13,453.52x = 72,523,271.03
  5. Step 5: Solve for x
    x = 72,523,271.03/13,453.52
  6. Step 6: Final answer
    x = 5,390.65

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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.