Home / 19,923-39,846

Finding the Third Proportional to 19,923 and 39,846

Calculator

Solution

The third proportional to 19,923 and 39,846 is: 79,692

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923 : 39,846 = 39,846 : x
  2. Step 2: Convert to fraction form
    19,923/39,846 = 39,846/x
  3. Step 3: Cross multiply
    19,923x = 39,846 × 39,846
  4. Step 4: Simplify right side
    19,923x = 1,587,703,716
  5. Step 5: Solve for x
    x = 1,587,703,716/19,923
  6. Step 6: Final answer
    x = 79,692

Related Problems

Find third proportional to 9,961.50 and 19,923
Half scale
Find third proportional to 39,846 and 79,692
Double scale
Find third proportional to 19,925 and 39,850
Similar ratio
Find third proportional to 29,884.50 and 59,769
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.