Home / 11,516-18,045

Finding the Third Proportional to 11,516 and 18,045

Calculator

Solution

The third proportional to 11,516 and 18,045 is: 28,275.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516 : 18,045 = 18,045 : x
  2. Step 2: Convert to fraction form
    11,516/18,045 = 18,045/x
  3. Step 3: Cross multiply
    11,516x = 18,045 × 18,045
  4. Step 4: Simplify right side
    11,516x = 325,622,025
  5. Step 5: Solve for x
    x = 325,622,025/11,516
  6. Step 6: Final answer
    x = 28,275.62

Related Problems

Find third proportional to 5,758 and 9,022.50
Half scale
Find third proportional to 23,032 and 36,090
Double scale
Find third proportional to 11,518 and 18,048
Similar ratio
Find third proportional to 17,274 and 27,067.50
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.