Home / 10,932-16,821

Finding the Third Proportional to 10,932 and 16,821

Calculator

Solution

The third proportional to 10,932 and 16,821 is: 25,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932 : 16,821 = 16,821 : x
  2. Step 2: Convert to fraction form
    10,932/16,821 = 16,821/x
  3. Step 3: Cross multiply
    10,932x = 16,821 × 16,821
  4. Step 4: Simplify right side
    10,932x = 282,946,041
  5. Step 5: Solve for x
    x = 282,946,041/10,932
  6. Step 6: Final answer
    x = 25,882.37

Related Problems

Find third proportional to 5,466 and 8,410.50
Half scale
Find third proportional to 21,864 and 33,642
Double scale
Find third proportional to 10,934 and 16,824
Similar ratio
Find third proportional to 16,398 and 25,231.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.