Home / 12,008-18,396

Finding the Third Proportional to 12,008 and 18,396

Calculator

Solution

The third proportional to 12,008 and 18,396 is: 28,182.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008 : 18,396 = 18,396 : x
  2. Step 2: Convert to fraction form
    12,008/18,396 = 18,396/x
  3. Step 3: Cross multiply
    12,008x = 18,396 × 18,396
  4. Step 4: Simplify right side
    12,008x = 338,412,816
  5. Step 5: Solve for x
    x = 338,412,816/12,008
  6. Step 6: Final answer
    x = 28,182.28

Related Problems

Find third proportional to 6,004 and 9,198
Half scale
Find third proportional to 24,016 and 36,792
Double scale
Find third proportional to 12,010 and 18,399
Similar ratio
Find third proportional to 18,012 and 27,594
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.