Home / 8,789-13,965

Finding the Third Proportional to 8,789 and 13,965

Calculator

Solution

The third proportional to 8,789 and 13,965 is: 22,189.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789 : 13,965 = 13,965 : x
  2. Step 2: Convert to fraction form
    8,789/13,965 = 13,965/x
  3. Step 3: Cross multiply
    8,789x = 13,965 × 13,965
  4. Step 4: Simplify right side
    8,789x = 195,021,225
  5. Step 5: Solve for x
    x = 195,021,225/8,789
  6. Step 6: Final answer
    x = 22,189.24

Related Problems

Find third proportional to 4,394.50 and 6,982.50
Half scale
Find third proportional to 17,578 and 27,930
Double scale
Find third proportional to 8,791 and 13,968
Similar ratio
Find third proportional to 13,183.50 and 20,947.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.