Home / 40,427-82,798

Finding the Third Proportional to 40,427 and 82,798

Calculator

Solution

The third proportional to 40,427 and 82,798 is: 169,577.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,427 : 82,798 = 82,798 : x
  2. Step 2: Convert to fraction form
    40,427/82,798 = 82,798/x
  3. Step 3: Cross multiply
    40,427x = 82,798 × 82,798
  4. Step 4: Simplify right side
    40,427x = 6,855,508,804
  5. Step 5: Solve for x
    x = 6,855,508,804/40,427
  6. Step 6: Final answer
    x = 169,577.48

Related Problems

Find third proportional to 20,213.50 and 41,399
Half scale
Find third proportional to 80,854 and 165,596
Double scale
Find third proportional to 40,429 and 82,802
Similar ratio
Find third proportional to 60,640.50 and 124,197
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.