Home / 17.24-25.82-11.88

Finding the Fourth Proportional to 17.24, 25.82 and 11.88

Calculator

Solution

The fourth proportional to 17.24, 25.82 and 11.88 is: 17.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.24 : 25.82 = 11.88 : x
  2. Step 2: Convert to fraction form
    17.24/25.82 = 11.88/x
  3. Step 3: Cross multiply
    17.24x = 25.82 × 11.88
  4. Step 4: Simplify right side
    17.24x = 306.74
  5. Step 5: Solve for x
    x = 306.74/17.24
  6. Step 6: Final answer
    x = 17.79

Related Problems

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.