Home / 18,660-40,744

Finding the Third Proportional to 18,660 and 40,744

Calculator

Solution

The third proportional to 18,660 and 40,744 is: 88,964.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,660 : 40,744 = 40,744 : x
  2. Step 2: Convert to fraction form
    18,660/40,744 = 40,744/x
  3. Step 3: Cross multiply
    18,660x = 40,744 × 40,744
  4. Step 4: Simplify right side
    18,660x = 1,660,073,536
  5. Step 5: Solve for x
    x = 1,660,073,536/18,660
  6. Step 6: Final answer
    x = 88,964.28

Related Problems

Find third proportional to 9,330 and 20,372
Half scale
Find third proportional to 37,320 and 81,488
Double scale
Find third proportional to 18,662 and 40,748
Similar ratio
Find third proportional to 27,990 and 61,116
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.