Home / 11,454.27-17,181.22-11,171.58

Finding the Fourth Proportional to 11,454.27, 17,181.22 and 11,171.58

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Solution

The fourth proportional to 11,454.27, 17,181.22 and 11,171.58 is: 16,757.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.27 : 17,181.22 = 11,171.58 : x
  2. Step 2: Convert to fraction form
    11,454.27/17,181.22 = 11,171.58/x
  3. Step 3: Cross multiply
    11,454.27x = 17,181.22 × 11,171.58
  4. Step 4: Simplify right side
    11,454.27x = 191,941,373.73
  5. Step 5: Solve for x
    x = 191,941,373.73/11,454.27
  6. Step 6: Final answer
    x = 16,757.19

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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.