Home / 7,917-13,971

Finding the Third Proportional to 7,917 and 13,971

Calculator

Solution

The third proportional to 7,917 and 13,971 is: 24,654.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917 : 13,971 = 13,971 : x
  2. Step 2: Convert to fraction form
    7,917/13,971 = 13,971/x
  3. Step 3: Cross multiply
    7,917x = 13,971 × 13,971
  4. Step 4: Simplify right side
    7,917x = 195,188,841
  5. Step 5: Solve for x
    x = 195,188,841/7,917
  6. Step 6: Final answer
    x = 24,654.39

Related Problems

Find third proportional to 3,958.50 and 6,985.50
Half scale
Find third proportional to 15,834 and 27,942
Double scale
Find third proportional to 7,919 and 13,975
Similar ratio
Find third proportional to 11,875.50 and 20,956.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.