Home / 11,106-15,861

Finding the Third Proportional to 11,106 and 15,861

Calculator

Solution

The third proportional to 11,106 and 15,861 is: 22,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106 : 15,861 = 15,861 : x
  2. Step 2: Convert to fraction form
    11,106/15,861 = 15,861/x
  3. Step 3: Cross multiply
    11,106x = 15,861 × 15,861
  4. Step 4: Simplify right side
    11,106x = 251,571,321
  5. Step 5: Solve for x
    x = 251,571,321/11,106
  6. Step 6: Final answer
    x = 22,651.84

Related Problems

Find third proportional to 5,553 and 7,930.50
Half scale
Find third proportional to 22,212 and 31,722
Double scale
Find third proportional to 11,108 and 15,864
Similar ratio
Find third proportional to 16,659 and 23,791.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.