Home / 17,138.26-25,715.04-10,896.60

Finding the Fourth Proportional to 17,138.26, 25,715.04 and 10,896.60

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Solution

The fourth proportional to 17,138.26, 25,715.04 and 10,896.60 is: 16,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138.26 : 25,715.04 = 10,896.60 : x
  2. Step 2: Convert to fraction form
    17,138.26/25,715.04 = 10,896.60/x
  3. Step 3: Cross multiply
    17,138.26x = 25,715.04 × 10,896.60
  4. Step 4: Simplify right side
    17,138.26x = 280,206,504.86
  5. Step 5: Solve for x
    x = 280,206,504.86/17,138.26
  6. Step 6: Final answer
    x = 16,349.76

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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.