Home / 24.88-42

Finding the Third Proportional to 24.88 and 42

Calculator

Solution

The third proportional to 24.88 and 42 is: 70.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.88 : 42 = 42 : x
  2. Step 2: Convert to fraction form
    24.88/42 = 42/x
  3. Step 3: Cross multiply
    24.88x = 42 × 42
  4. Step 4: Simplify right side
    24.88x = 1,764
  5. Step 5: Solve for x
    x = 1,764/24.88
  6. Step 6: Final answer
    x = 70.91

Related Problems

Find third proportional to 12.44 and 21
Half scale
Find third proportional to 49.75 and 84
Double scale
Find third proportional to 27 and 45
Similar ratio
Find third proportional to 37.31 and 63
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.