Home / 13,686-29,622

Finding the Third Proportional to 13,686 and 29,622

Calculator

Solution

The third proportional to 13,686 and 29,622 is: 64,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,686 : 29,622 = 29,622 : x
  2. Step 2: Convert to fraction form
    13,686/29,622 = 29,622/x
  3. Step 3: Cross multiply
    13,686x = 29,622 × 29,622
  4. Step 4: Simplify right side
    13,686x = 877,462,884
  5. Step 5: Solve for x
    x = 877,462,884/13,686
  6. Step 6: Final answer
    x = 64,113.90

Related Problems

Find third proportional to 6,843 and 14,811
Half scale
Find third proportional to 27,372 and 59,244
Double scale
Find third proportional to 13,688 and 29,626
Similar ratio
Find third proportional to 20,529 and 44,433
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.