Home / 33,428-71,860

Finding the Third Proportional to 33,428 and 71,860

Calculator

Solution

The third proportional to 33,428 and 71,860 is: 154,477.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,428 : 71,860 = 71,860 : x
  2. Step 2: Convert to fraction form
    33,428/71,860 = 71,860/x
  3. Step 3: Cross multiply
    33,428x = 71,860 × 71,860
  4. Step 4: Simplify right side
    33,428x = 5,163,859,600
  5. Step 5: Solve for x
    x = 5,163,859,600/33,428
  6. Step 6: Final answer
    x = 154,477.07

Related Problems

Find third proportional to 16,714 and 35,930
Half scale
Find third proportional to 66,856 and 143,720
Double scale
Find third proportional to 33,430 and 71,864
Similar ratio
Find third proportional to 50,142 and 107,790
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.