Home / 20,256-41,340

Finding the Third Proportional to 20,256 and 41,340

Calculator

Solution

The third proportional to 20,256 and 41,340 is: 84,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,256 : 41,340 = 41,340 : x
  2. Step 2: Convert to fraction form
    20,256/41,340 = 41,340/x
  3. Step 3: Cross multiply
    20,256x = 41,340 × 41,340
  4. Step 4: Simplify right side
    20,256x = 1,708,995,600
  5. Step 5: Solve for x
    x = 1,708,995,600/20,256
  6. Step 6: Final answer
    x = 84,369.85

Related Problems

Find third proportional to 10,128 and 20,670
Half scale
Find third proportional to 40,512 and 82,680
Double scale
Find third proportional to 20,258 and 41,344
Similar ratio
Find third proportional to 30,384 and 62,010
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.