Home / 20,944-45,920

Finding the Third Proportional to 20,944 and 45,920

Calculator

Solution

The third proportional to 20,944 and 45,920 is: 100,680.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,944 : 45,920 = 45,920 : x
  2. Step 2: Convert to fraction form
    20,944/45,920 = 45,920/x
  3. Step 3: Cross multiply
    20,944x = 45,920 × 45,920
  4. Step 4: Simplify right side
    20,944x = 2,108,646,400
  5. Step 5: Solve for x
    x = 2,108,646,400/20,944
  6. Step 6: Final answer
    x = 100,680.21

Related Problems

Find third proportional to 10,472 and 22,960
Half scale
Find third proportional to 41,888 and 91,840
Double scale
Find third proportional to 20,946 and 45,924
Similar ratio
Find third proportional to 31,416 and 68,880
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.