Home / 31.06-46.82-25.75

Finding the Fourth Proportional to 31.06, 46.82 and 25.75

Calculator

Solution

The fourth proportional to 31.06, 46.82 and 25.75 is: 38.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31.06 : 46.82 = 25.75 : x
  2. Step 2: Convert to fraction form
    31.06/46.82 = 25.75/x
  3. Step 3: Cross multiply
    31.06x = 46.82 × 25.75
  4. Step 4: Simplify right side
    31.06x = 1,205.62
  5. Step 5: Solve for x
    x = 1,205.62/31.06
  6. Step 6: Final answer
    x = 38.82

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.