Home / 8,776-15,860

Finding the Third Proportional to 8,776 and 15,860

Calculator

Solution

The third proportional to 8,776 and 15,860 is: 28,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776 : 15,860 = 15,860 : x
  2. Step 2: Convert to fraction form
    8,776/15,860 = 15,860/x
  3. Step 3: Cross multiply
    8,776x = 15,860 × 15,860
  4. Step 4: Simplify right side
    8,776x = 251,539,600
  5. Step 5: Solve for x
    x = 251,539,600/8,776
  6. Step 6: Final answer
    x = 28,662.22

Related Problems

Find third proportional to 4,388 and 7,930
Half scale
Find third proportional to 17,552 and 31,720
Double scale
Find third proportional to 8,778 and 15,864
Similar ratio
Find third proportional to 13,164 and 23,790
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.81) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.