Home / 20,198-29,271

Finding the Third Proportional to 20,198 and 29,271

Calculator

Solution

The third proportional to 20,198 and 29,271 is: 42,419.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,198 : 29,271 = 29,271 : x
  2. Step 2: Convert to fraction form
    20,198/29,271 = 29,271/x
  3. Step 3: Cross multiply
    20,198x = 29,271 × 29,271
  4. Step 4: Simplify right side
    20,198x = 856,791,441
  5. Step 5: Solve for x
    x = 856,791,441/20,198
  6. Step 6: Final answer
    x = 42,419.62

Related Problems

Find third proportional to 10,099 and 14,635.50
Half scale
Find third proportional to 40,396 and 58,542
Double scale
Find third proportional to 20,200 and 29,274
Similar ratio
Find third proportional to 30,297 and 43,906.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.