Home / 11,882-18,642

Finding the Third Proportional to 11,882 and 18,642

Calculator

Solution

The third proportional to 11,882 and 18,642 is: 29,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882 : 18,642 = 18,642 : x
  2. Step 2: Convert to fraction form
    11,882/18,642 = 18,642/x
  3. Step 3: Cross multiply
    11,882x = 18,642 × 18,642
  4. Step 4: Simplify right side
    11,882x = 347,524,164
  5. Step 5: Solve for x
    x = 347,524,164/11,882
  6. Step 6: Final answer
    x = 29,247.95

Related Problems

Find third proportional to 5,941 and 9,321
Half scale
Find third proportional to 23,764 and 37,284
Double scale
Find third proportional to 11,884 and 18,645
Similar ratio
Find third proportional to 17,823 and 27,963
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.