Home / 7,328-11,816

Finding the Third Proportional to 7,328 and 11,816

Calculator

Solution

The third proportional to 7,328 and 11,816 is: 19,052.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328 : 11,816 = 11,816 : x
  2. Step 2: Convert to fraction form
    7,328/11,816 = 11,816/x
  3. Step 3: Cross multiply
    7,328x = 11,816 × 11,816
  4. Step 4: Simplify right side
    7,328x = 139,617,856
  5. Step 5: Solve for x
    x = 139,617,856/7,328
  6. Step 6: Final answer
    x = 19,052.66

Related Problems

Find third proportional to 3,664 and 5,908
Half scale
Find third proportional to 14,656 and 23,632
Double scale
Find third proportional to 7,330 and 11,819
Similar ratio
Find third proportional to 10,992 and 17,724
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.