Home / 11,816-17,212

Finding the Third Proportional to 11,816 and 17,212

Calculator

Solution

The third proportional to 11,816 and 17,212 is: 25,072.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816 : 17,212 = 17,212 : x
  2. Step 2: Convert to fraction form
    11,816/17,212 = 17,212/x
  3. Step 3: Cross multiply
    11,816x = 17,212 × 17,212
  4. Step 4: Simplify right side
    11,816x = 296,252,944
  5. Step 5: Solve for x
    x = 296,252,944/11,816
  6. Step 6: Final answer
    x = 25,072.19

Related Problems

Find third proportional to 5,908 and 8,606
Half scale
Find third proportional to 23,632 and 34,424
Double scale
Find third proportional to 11,818 and 17,215
Similar ratio
Find third proportional to 17,724 and 25,818
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.