Home / 11,122-16,980

Finding the Third Proportional to 11,122 and 16,980

Calculator

Solution

The third proportional to 11,122 and 16,980 is: 25,923.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122 : 16,980 = 16,980 : x
  2. Step 2: Convert to fraction form
    11,122/16,980 = 16,980/x
  3. Step 3: Cross multiply
    11,122x = 16,980 × 16,980
  4. Step 4: Simplify right side
    11,122x = 288,320,400
  5. Step 5: Solve for x
    x = 288,320,400/11,122
  6. Step 6: Final answer
    x = 25,923.43

Related Problems

Find third proportional to 5,561 and 8,490
Half scale
Find third proportional to 22,244 and 33,960
Double scale
Find third proportional to 11,124 and 16,983
Similar ratio
Find third proportional to 16,683 and 25,470
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.