Home / 11,626.27-17,414.80-7,222.20

Finding the Fourth Proportional to 11,626.27, 17,414.80 and 7,222.20

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Solution

The fourth proportional to 11,626.27, 17,414.80 and 7,222.20 is: 10,818.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.27 : 17,414.80 = 7,222.20 : x
  2. Step 2: Convert to fraction form
    11,626.27/17,414.80 = 7,222.20/x
  3. Step 3: Cross multiply
    11,626.27x = 17,414.80 × 7,222.20
  4. Step 4: Simplify right side
    11,626.27x = 125,773,168.56
  5. Step 5: Solve for x
    x = 125,773,168.56/11,626.27
  6. Step 6: Final answer
    x = 10,818.02

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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.