Home / 17,217.99-25,821.36-6,687.30

Finding the Fourth Proportional to 17,217.99, 25,821.36 and 6,687.30

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Solution

The fourth proportional to 17,217.99, 25,821.36 and 6,687.30 is: 10,028.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.99 : 25,821.36 = 6,687.30 : x
  2. Step 2: Convert to fraction form
    17,217.99/25,821.36 = 6,687.30/x
  3. Step 3: Cross multiply
    17,217.99x = 25,821.36 × 6,687.30
  4. Step 4: Simplify right side
    17,217.99x = 172,675,180.73
  5. Step 5: Solve for x
    x = 172,675,180.73/17,217.99
  6. Step 6: Final answer
    x = 10,028.77

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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.