Finding the Third Proportional to 19,976 and 30,329
Calculator
Solution
The third proportional to 19,976 and 30,329 is: 46,047.67
Step by Step Solution
- Step 1: Write the proportion equation
19,976 : 30,329 = 30,329 : x - Step 2: Convert to fraction form
19,976/30,329 = 30,329/x - Step 3: Cross multiply
19,976x = 30,329 × 30,329 - Step 4: Simplify right side
19,976x = 919,848,241 - Step 5: Solve for x
x = 919,848,241/19,976 - Step 6: Final answer
x = 46,047.67
Related Problems
Find third proportional to 9,988 and 15,164.50
Half scale
Find third proportional to 39,952 and 60,658
Double scale
Find third proportional to 19,978 and 30,332
Similar ratio
Find third proportional to 29,964 and 45,493.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.