Home / 13,375.68-20,063.52-4,016.70

Finding the Fourth Proportional to 13,375.68, 20,063.52 and 4,016.70

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Solution

The fourth proportional to 13,375.68, 20,063.52 and 4,016.70 is: 6,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.68 : 20,063.52 = 4,016.70 : x
  2. Step 2: Convert to fraction form
    13,375.68/20,063.52 = 4,016.70/x
  3. Step 3: Cross multiply
    13,375.68x = 20,063.52 × 4,016.70
  4. Step 4: Simplify right side
    13,375.68x = 80,589,140.78
  5. Step 5: Solve for x
    x = 80,589,140.78/13,375.68
  6. Step 6: Final answer
    x = 6,025.05

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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.