Home / 17,207.88-25,794.36-11,661.78

Finding the Fourth Proportional to 17,207.88, 25,794.36 and 11,661.78

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Solution

The fourth proportional to 17,207.88, 25,794.36 and 11,661.78 is: 17,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,207.88 : 25,794.36 = 11,661.78 : x
  2. Step 2: Convert to fraction form
    17,207.88/25,794.36 = 11,661.78/x
  3. Step 3: Cross multiply
    17,207.88x = 25,794.36 × 11,661.78
  4. Step 4: Simplify right side
    17,207.88x = 300,808,151.56
  5. Step 5: Solve for x
    x = 300,808,151.56/17,207.88
  6. Step 6: Final answer
    x = 17,480.84

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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.