Home / 13,453.41-20,178.61-3,593.55

Finding the Fourth Proportional to 13,453.41, 20,178.61 and 3,593.55

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Solution

The fourth proportional to 13,453.41, 20,178.61 and 3,593.55 is: 5,389.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.41 : 20,178.61 = 3,593.55 : x
  2. Step 2: Convert to fraction form
    13,453.41/20,178.61 = 3,593.55/x
  3. Step 3: Cross multiply
    13,453.41x = 20,178.61 × 3,593.55
  4. Step 4: Simplify right side
    13,453.41x = 72,512,843.97
  5. Step 5: Solve for x
    x = 72,512,843.97/13,453.41
  6. Step 6: Final answer
    x = 5,389.92

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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.