Home / 16,163.96-24,222.20-8,147.75

Finding the Fourth Proportional to 16,163.96, 24,222.20 and 8,147.75

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Solution

The fourth proportional to 16,163.96, 24,222.20 and 8,147.75 is: 12,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.96 : 24,222.20 = 8,147.75 : x
  2. Step 2: Convert to fraction form
    16,163.96/24,222.20 = 8,147.75/x
  3. Step 3: Cross multiply
    16,163.96x = 24,222.20 × 8,147.75
  4. Step 4: Simplify right side
    16,163.96x = 197,356,268.20
  5. Step 5: Solve for x
    x = 197,356,268.20/16,163.96
  6. Step 6: Final answer
    x = 12,209.65

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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.