Finding the Third Proportional to 18,858 and 41,343
Calculator
Solution
The third proportional to 18,858 and 41,343 is: 90,637.59
Step by Step Solution
- Step 1: Write the proportion equation
18,858 : 41,343 = 41,343 : x - Step 2: Convert to fraction form
18,858/41,343 = 41,343/x - Step 3: Cross multiply
18,858x = 41,343 × 41,343 - Step 4: Simplify right side
18,858x = 1,709,243,649 - Step 5: Solve for x
x = 1,709,243,649/18,858 - Step 6: Final answer
x = 90,637.59
Related Problems
Find third proportional to 9,429 and 20,671.50
Half scale
Find third proportional to 37,716 and 82,686
Double scale
Find third proportional to 18,860 and 41,347
Similar ratio
Find third proportional to 28,287 and 62,014.50
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.