Home / 8,416-19,908

Finding the Third Proportional to 8,416 and 19,908

Calculator

Solution

The third proportional to 8,416 and 19,908 is: 47,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416 : 19,908 = 19,908 : x
  2. Step 2: Convert to fraction form
    8,416/19,908 = 19,908/x
  3. Step 3: Cross multiply
    8,416x = 19,908 × 19,908
  4. Step 4: Simplify right side
    8,416x = 396,328,464
  5. Step 5: Solve for x
    x = 396,328,464/8,416
  6. Step 6: Final answer
    x = 47,092.26

Related Problems

Find third proportional to 4,208 and 9,954
Half scale
Find third proportional to 16,832 and 39,816
Double scale
Find third proportional to 8,418 and 19,913
Similar ratio
Find third proportional to 12,624 and 29,862
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.