Home / 11,396.08-17,049.17-8,630.74

Finding the Fourth Proportional to 11,396.08, 17,049.17 and 8,630.74

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Solution

The fourth proportional to 11,396.08, 17,049.17 and 8,630.74 is: 12,912.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,396.08 : 17,049.17 = 8,630.74 : x
  2. Step 2: Convert to fraction form
    11,396.08/17,049.17 = 8,630.74/x
  3. Step 3: Cross multiply
    11,396.08x = 17,049.17 × 8,630.74
  4. Step 4: Simplify right side
    11,396.08x = 147,146,910.33
  5. Step 5: Solve for x
    x = 147,146,910.33/11,396.08
  6. Step 6: Final answer
    x = 12,912.06

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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.