Home / 12,584.24-18,861.24-8,880.92

Finding the Fourth Proportional to 12,584.24, 18,861.24 and 8,880.92

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Solution

The fourth proportional to 12,584.24, 18,861.24 and 8,880.92 is: 13,310.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.24 : 18,861.24 = 8,880.92 : x
  2. Step 2: Convert to fraction form
    12,584.24/18,861.24 = 8,880.92/x
  3. Step 3: Cross multiply
    12,584.24x = 18,861.24 × 8,880.92
  4. Step 4: Simplify right side
    12,584.24x = 167,505,163.54
  5. Step 5: Solve for x
    x = 167,505,163.54/12,584.24
  6. Step 6: Final answer
    x = 13,310.71

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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.