Finding the Third Proportional to 18,570 and 27,876
Calculator
Solution
The third proportional to 18,570 and 27,876 is: 41,845.52
Step by Step Solution
- Step 1: Write the proportion equation
18,570 : 27,876 = 27,876 : x - Step 2: Convert to fraction form
18,570/27,876 = 27,876/x - Step 3: Cross multiply
18,570x = 27,876 × 27,876 - Step 4: Simplify right side
18,570x = 777,071,376 - Step 5: Solve for x
x = 777,071,376/18,570 - Step 6: Final answer
x = 41,845.52
Related Problems
Find third proportional to 9,285 and 13,938
Half scale
Find third proportional to 37,140 and 55,752
Double scale
Find third proportional to 18,572 and 27,879
Similar ratio
Find third proportional to 27,855 and 41,814
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.