Home / 13,086-19,701

Finding the Third Proportional to 13,086 and 19,701

Calculator

Solution

The third proportional to 13,086 and 19,701 is: 29,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,086 : 19,701 = 19,701 : x
  2. Step 2: Convert to fraction form
    13,086/19,701 = 19,701/x
  3. Step 3: Cross multiply
    13,086x = 19,701 × 19,701
  4. Step 4: Simplify right side
    13,086x = 388,129,401
  5. Step 5: Solve for x
    x = 388,129,401/13,086
  6. Step 6: Final answer
    x = 29,659.90

Related Problems

Find third proportional to 6,543 and 9,850.50
Half scale
Find third proportional to 26,172 and 39,402
Double scale
Find third proportional to 13,088 and 19,704
Similar ratio
Find third proportional to 19,629 and 29,551.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.