Home / 21,702-32,787

Finding the Third Proportional to 21,702 and 32,787

Calculator

Solution

The third proportional to 21,702 and 32,787 is: 49,534.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702 : 32,787 = 32,787 : x
  2. Step 2: Convert to fraction form
    21,702/32,787 = 32,787/x
  3. Step 3: Cross multiply
    21,702x = 32,787 × 32,787
  4. Step 4: Simplify right side
    21,702x = 1,074,987,369
  5. Step 5: Solve for x
    x = 1,074,987,369/21,702
  6. Step 6: Final answer
    x = 49,534.02

Related Problems

Find third proportional to 10,851 and 16,393.50
Half scale
Find third proportional to 43,404 and 65,574
Double scale
Find third proportional to 21,704 and 32,790
Similar ratio
Find third proportional to 32,553 and 49,180.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.