Home / 11,830-20,744

Finding the Third Proportional to 11,830 and 20,744

Calculator

Solution

The third proportional to 11,830 and 20,744 is: 36,374.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830 : 20,744 = 20,744 : x
  2. Step 2: Convert to fraction form
    11,830/20,744 = 20,744/x
  3. Step 3: Cross multiply
    11,830x = 20,744 × 20,744
  4. Step 4: Simplify right side
    11,830x = 430,313,536
  5. Step 5: Solve for x
    x = 430,313,536/11,830
  6. Step 6: Final answer
    x = 36,374.77

Related Problems

Find third proportional to 5,915 and 10,372
Half scale
Find third proportional to 23,660 and 41,488
Double scale
Find third proportional to 11,832 and 20,748
Similar ratio
Find third proportional to 17,745 and 31,116
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.75) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.