Home / 28.88-71

Finding the Third Proportional to 28.88 and 71

Calculator

Solution

The third proportional to 28.88 and 71 is: 174.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28.88 : 71 = 71 : x
  2. Step 2: Convert to fraction form
    28.88/71 = 71/x
  3. Step 3: Cross multiply
    28.88x = 71 × 71
  4. Step 4: Simplify right side
    28.88x = 5,041
  5. Step 5: Solve for x
    x = 5,041/28.88
  6. Step 6: Final answer
    x = 174.58

Related Problems

Find third proportional to 14.44 and 35.50
Half scale
Find third proportional to 57.75 and 142
Double scale
Find third proportional to 31 and 76
Similar ratio
Find third proportional to 43.31 and 106.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.