Home / 11,928-18,198

Finding the Third Proportional to 11,928 and 18,198

Calculator

Solution

The third proportional to 11,928 and 18,198 is: 27,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928 : 18,198 = 18,198 : x
  2. Step 2: Convert to fraction form
    11,928/18,198 = 18,198/x
  3. Step 3: Cross multiply
    11,928x = 18,198 × 18,198
  4. Step 4: Simplify right side
    11,928x = 331,167,204
  5. Step 5: Solve for x
    x = 331,167,204/11,928
  6. Step 6: Final answer
    x = 27,763.85

Related Problems

Find third proportional to 5,964 and 9,099
Half scale
Find third proportional to 23,856 and 36,396
Double scale
Find third proportional to 11,930 and 18,201
Similar ratio
Find third proportional to 17,892 and 27,297
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.