Home / 11,543-18,081

Finding the Third Proportional to 11,543 and 18,081

Calculator

Solution

The third proportional to 11,543 and 18,081 is: 28,322.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543 : 18,081 = 18,081 : x
  2. Step 2: Convert to fraction form
    11,543/18,081 = 18,081/x
  3. Step 3: Cross multiply
    11,543x = 18,081 × 18,081
  4. Step 4: Simplify right side
    11,543x = 326,922,561
  5. Step 5: Solve for x
    x = 326,922,561/11,543
  6. Step 6: Final answer
    x = 28,322.15

Related Problems

Find third proportional to 5,771.50 and 9,040.50
Half scale
Find third proportional to 23,086 and 36,162
Double scale
Find third proportional to 11,545 and 18,084
Similar ratio
Find third proportional to 17,314.50 and 27,121.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.