Home / 12,052.20-18,063.72-5,471.76

Finding the Fourth Proportional to 12,052.20, 18,063.72 and 5,471.76

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Solution

The fourth proportional to 12,052.20, 18,063.72 and 5,471.76 is: 8,201.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,052.20 : 18,063.72 = 5,471.76 : x
  2. Step 2: Convert to fraction form
    12,052.20/18,063.72 = 5,471.76/x
  3. Step 3: Cross multiply
    12,052.20x = 18,063.72 × 5,471.76
  4. Step 4: Simplify right side
    12,052.20x = 98,840,340.55
  5. Step 5: Solve for x
    x = 98,840,340.55/12,052.20
  6. Step 6: Final answer
    x = 8,201.02

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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.