Home / 11,350.50-17,013.12-8,568.15

Finding the Fourth Proportional to 11,350.50, 17,013.12 and 8,568.15

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Solution

The fourth proportional to 11,350.50, 17,013.12 and 8,568.15 is: 12,842.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.50 : 17,013.12 = 8,568.15 : x
  2. Step 2: Convert to fraction form
    11,350.50/17,013.12 = 8,568.15/x
  3. Step 3: Cross multiply
    11,350.50x = 17,013.12 × 8,568.15
  4. Step 4: Simplify right side
    11,350.50x = 145,770,964.13
  5. Step 5: Solve for x
    x = 145,770,964.13/11,350.50
  6. Step 6: Final answer
    x = 12,842.69

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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.