Home / 13,356-20,790

Finding the Third Proportional to 13,356 and 20,790

Calculator

Solution

The third proportional to 13,356 and 20,790 is: 32,361.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356 : 20,790 = 20,790 : x
  2. Step 2: Convert to fraction form
    13,356/20,790 = 20,790/x
  3. Step 3: Cross multiply
    13,356x = 20,790 × 20,790
  4. Step 4: Simplify right side
    13,356x = 432,224,100
  5. Step 5: Solve for x
    x = 432,224,100/13,356
  6. Step 6: Final answer
    x = 32,361.79

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.