Home / 8,771-13,589

Finding the Third Proportional to 8,771 and 13,589

Calculator

Solution

The third proportional to 8,771 and 13,589 is: 21,053.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771 : 13,589 = 13,589 : x
  2. Step 2: Convert to fraction form
    8,771/13,589 = 13,589/x
  3. Step 3: Cross multiply
    8,771x = 13,589 × 13,589
  4. Step 4: Simplify right side
    8,771x = 184,660,921
  5. Step 5: Solve for x
    x = 184,660,921/8,771
  6. Step 6: Final answer
    x = 21,053.58

Related Problems

Find third proportional to 4,385.50 and 6,794.50
Half scale
Find third proportional to 17,542 and 27,178
Double scale
Find third proportional to 8,773 and 13,592
Similar ratio
Find third proportional to 13,156.50 and 20,383.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.