Home / 8,396-12,936

Finding the Third Proportional to 8,396 and 12,936

Calculator

Solution

The third proportional to 8,396 and 12,936 is: 19,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396 : 12,936 = 12,936 : x
  2. Step 2: Convert to fraction form
    8,396/12,936 = 12,936/x
  3. Step 3: Cross multiply
    8,396x = 12,936 × 12,936
  4. Step 4: Simplify right side
    8,396x = 167,340,096
  5. Step 5: Solve for x
    x = 167,340,096/8,396
  6. Step 6: Final answer
    x = 19,930.93

Related Problems

Find third proportional to 4,198 and 6,468
Half scale
Find third proportional to 16,792 and 25,872
Double scale
Find third proportional to 8,398 and 12,939
Similar ratio
Find third proportional to 12,594 and 19,404
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.