Home / 21,878-32,837

Finding the Third Proportional to 21,878 and 32,837

Calculator

Solution

The third proportional to 21,878 and 32,837 is: 49,285.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,878 : 32,837 = 32,837 : x
  2. Step 2: Convert to fraction form
    21,878/32,837 = 32,837/x
  3. Step 3: Cross multiply
    21,878x = 32,837 × 32,837
  4. Step 4: Simplify right side
    21,878x = 1,078,268,569
  5. Step 5: Solve for x
    x = 1,078,268,569/21,878
  6. Step 6: Final answer
    x = 49,285.52

Related Problems

Find third proportional to 10,939 and 16,418.50
Half scale
Find third proportional to 43,756 and 65,674
Double scale
Find third proportional to 21,880 and 32,840
Similar ratio
Find third proportional to 32,817 and 49,255.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.