Home / 24-40.75

Finding the Third Proportional to 24 and 40.75

Calculator

Solution

The third proportional to 24 and 40.75 is: 69.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24 : 40.75 = 40.75 : x
  2. Step 2: Convert to fraction form
    24/40.75 = 40.75/x
  3. Step 3: Cross multiply
    24x = 40.75 × 40.75
  4. Step 4: Simplify right side
    24x = 1,660.56
  5. Step 5: Solve for x
    x = 1,660.56/24
  6. Step 6: Final answer
    x = 69.19

Related Problems

Find third proportional to 12 and 20.38
Half scale
Find third proportional to 48 and 81.50
Double scale
Find third proportional to 26 and 44
Similar ratio
Find third proportional to 36 and 61.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.