Home / 8,694-13,608

Finding the Third Proportional to 8,694 and 13,608

Calculator

Solution

The third proportional to 8,694 and 13,608 is: 21,299.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694 : 13,608 = 13,608 : x
  2. Step 2: Convert to fraction form
    8,694/13,608 = 13,608/x
  3. Step 3: Cross multiply
    8,694x = 13,608 × 13,608
  4. Step 4: Simplify right side
    8,694x = 185,177,664
  5. Step 5: Solve for x
    x = 185,177,664/8,694
  6. Step 6: Final answer
    x = 21,299.48

Related Problems

Find third proportional to 4,347 and 6,804
Half scale
Find third proportional to 17,388 and 27,216
Double scale
Find third proportional to 8,696 and 13,611
Similar ratio
Find third proportional to 13,041 and 20,412
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.