Home / 17,144.36-25,687.20-9,358.64

Finding the Fourth Proportional to 17,144.36, 25,687.20 and 9,358.64

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Solution

The fourth proportional to 17,144.36, 25,687.20 and 9,358.64 is: 14,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,144.36 : 25,687.20 = 9,358.64 : x
  2. Step 2: Convert to fraction form
    17,144.36/25,687.20 = 9,358.64/x
  3. Step 3: Cross multiply
    17,144.36x = 25,687.20 × 9,358.64
  4. Step 4: Simplify right side
    17,144.36x = 240,397,257.41
  5. Step 5: Solve for x
    x = 240,397,257.41/17,144.36
  6. Step 6: Final answer
    x = 14,021.94

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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.