Home / 8,019-11,259

Finding the Third Proportional to 8,019 and 11,259

Calculator

Solution

The third proportional to 8,019 and 11,259 is: 15,808.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019 : 11,259 = 11,259 : x
  2. Step 2: Convert to fraction form
    8,019/11,259 = 11,259/x
  3. Step 3: Cross multiply
    8,019x = 11,259 × 11,259
  4. Step 4: Simplify right side
    8,019x = 126,765,081
  5. Step 5: Solve for x
    x = 126,765,081/8,019
  6. Step 6: Final answer
    x = 15,808.09

Related Problems

Find third proportional to 4,009.50 and 5,629.50
Half scale
Find third proportional to 16,038 and 22,518
Double scale
Find third proportional to 8,021 and 11,262
Similar ratio
Find third proportional to 12,028.50 and 16,888.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.