Home / 28.25-54.25

Finding the Third Proportional to 28.25 and 54.25

Calculator

Solution

The third proportional to 28.25 and 54.25 is: 104.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28.25 : 54.25 = 54.25 : x
  2. Step 2: Convert to fraction form
    28.25/54.25 = 54.25/x
  3. Step 3: Cross multiply
    28.25x = 54.25 × 54.25
  4. Step 4: Simplify right side
    28.25x = 2,943.06
  5. Step 5: Solve for x
    x = 2,943.06/28.25
  6. Step 6: Final answer
    x = 104.18

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.