Finding the Third Proportional to 28,383 and 61,678.50
Calculator
Solution
The third proportional to 28,383 and 61,678.50 is: 134,032.25
Step by Step Solution
- Step 1: Write the proportion equation
28,383 : 61,678.50 = 61,678.50 : x - Step 2: Convert to fraction form
28,383/61,678.50 = 61,678.50/x - Step 3: Cross multiply
28,383x = 61,678.50 × 61,678.50 - Step 4: Simplify right side
28,383x = 3,804,237,362.25 - Step 5: Solve for x
x = 3,804,237,362.25/28,383 - Step 6: Final answer
x = 134,032.25
Related Problems
Find third proportional to 14,191.50 and 30,839.25
Half scale
Find third proportional to 56,766 and 123,357
Double scale
Find third proportional to 28,385 and 61,683
Similar ratio
Find third proportional to 42,574.50 and 92,517.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.