Finding the Third Proportional to 20,772 and 46,740
Calculator
Solution
The third proportional to 20,772 and 46,740 is: 105,171.75
Step by Step Solution
- Step 1: Write the proportion equation
20,772 : 46,740 = 46,740 : x - Step 2: Convert to fraction form
20,772/46,740 = 46,740/x - Step 3: Cross multiply
20,772x = 46,740 × 46,740 - Step 4: Simplify right side
20,772x = 2,184,627,600 - Step 5: Solve for x
x = 2,184,627,600/20,772 - Step 6: Final answer
x = 105,171.75
Related Problems
Find third proportional to 10,386 and 23,370
Half scale
Find third proportional to 41,544 and 93,480
Double scale
Find third proportional to 20,774 and 46,745
Similar ratio
Find third proportional to 31,158 and 70,110
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.