Finding the Third Proportional to 11,610 and 18,000
Calculator
Solution
The third proportional to 11,610 and 18,000 is: 27,906.98
Step by Step Solution
- Step 1: Write the proportion equation
11,610 : 18,000 = 18,000 : x - Step 2: Convert to fraction form
11,610/18,000 = 18,000/x - Step 3: Cross multiply
11,610x = 18,000 × 18,000 - Step 4: Simplify right side
11,610x = 324,000,000 - Step 5: Solve for x
x = 324,000,000/11,610 - Step 6: Final answer
x = 27,906.98
Related Problems
Find third proportional to 5,805 and 9,000
Half scale
Find third proportional to 23,220 and 36,000
Double scale
Find third proportional to 11,612 and 18,003
Similar ratio
Find third proportional to 17,415 and 27,000
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.