Home / 17,866-19,882

Finding the Third Proportional to 17,866 and 19,882

Calculator

Solution

The third proportional to 17,866 and 19,882 is: 22,125.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,866 : 19,882 = 19,882 : x
  2. Step 2: Convert to fraction form
    17,866/19,882 = 19,882/x
  3. Step 3: Cross multiply
    17,866x = 19,882 × 19,882
  4. Step 4: Simplify right side
    17,866x = 395,293,924
  5. Step 5: Solve for x
    x = 395,293,924/17,866
  6. Step 6: Final answer
    x = 22,125.49

Related Problems

Find third proportional to 8,933 and 9,941
Half scale
Find third proportional to 35,732 and 39,764
Double scale
Find third proportional to 17,868 and 19,884
Similar ratio
Find third proportional to 26,799 and 29,823
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.