Home / 8,211-18,062

Finding the Third Proportional to 8,211 and 18,062

Calculator

Solution

The third proportional to 8,211 and 18,062 is: 39,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211 : 18,062 = 18,062 : x
  2. Step 2: Convert to fraction form
    8,211/18,062 = 18,062/x
  3. Step 3: Cross multiply
    8,211x = 18,062 × 18,062
  4. Step 4: Simplify right side
    8,211x = 326,235,844
  5. Step 5: Solve for x
    x = 326,235,844/8,211
  6. Step 6: Final answer
    x = 39,731.56

Related Problems

Find third proportional to 4,105.50 and 9,031
Half scale
Find third proportional to 16,422 and 36,124
Double scale
Find third proportional to 8,213 and 18,066
Similar ratio
Find third proportional to 12,316.50 and 27,093
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.