Home / 13,916-20,874

Finding the Third Proportional to 13,916 and 20,874

Calculator

Solution

The third proportional to 13,916 and 20,874 is: 31,311

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916 : 20,874 = 20,874 : x
  2. Step 2: Convert to fraction form
    13,916/20,874 = 20,874/x
  3. Step 3: Cross multiply
    13,916x = 20,874 × 20,874
  4. Step 4: Simplify right side
    13,916x = 435,723,876
  5. Step 5: Solve for x
    x = 435,723,876/13,916
  6. Step 6: Final answer
    x = 31,311

Related Problems

Find third proportional to 6,958 and 10,437
Half scale
Find third proportional to 27,832 and 41,748
Double scale
Find third proportional to 13,918 and 20,877
Similar ratio
Find third proportional to 20,874 and 31,311
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.