Home / 17,206.88-25,792.86-11,660.78

Finding the Fourth Proportional to 17,206.88, 25,792.86 and 11,660.78

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Solution

The fourth proportional to 17,206.88, 25,792.86 and 11,660.78 is: 17,479.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,206.88 : 25,792.86 = 11,660.78 : x
  2. Step 2: Convert to fraction form
    17,206.88/25,792.86 = 11,660.78/x
  3. Step 3: Cross multiply
    17,206.88x = 25,792.86 × 11,660.78
  4. Step 4: Simplify right side
    17,206.88x = 300,764,829.16
  5. Step 5: Solve for x
    x = 300,764,829.16/17,206.88
  6. Step 6: Final answer
    x = 17,479.33

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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.