Home / 8,755-18,810

Finding the Third Proportional to 8,755 and 18,810

Calculator

Solution

The third proportional to 8,755 and 18,810 is: 40,413.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755 : 18,810 = 18,810 : x
  2. Step 2: Convert to fraction form
    8,755/18,810 = 18,810/x
  3. Step 3: Cross multiply
    8,755x = 18,810 × 18,810
  4. Step 4: Simplify right side
    8,755x = 353,816,100
  5. Step 5: Solve for x
    x = 353,816,100/8,755
  6. Step 6: Final answer
    x = 40,413.03

Related Problems

Find third proportional to 4,377.50 and 9,405
Half scale
Find third proportional to 17,510 and 37,620
Double scale
Find third proportional to 8,757 and 18,814
Similar ratio
Find third proportional to 13,132.50 and 28,215
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.