Finding the Third Proportional to 28,018 and 43,384
Calculator
Solution
The third proportional to 28,018 and 43,384 is: 67,177.22
Step by Step Solution
- Step 1: Write the proportion equation
28,018 : 43,384 = 43,384 : x - Step 2: Convert to fraction form
28,018/43,384 = 43,384/x - Step 3: Cross multiply
28,018x = 43,384 × 43,384 - Step 4: Simplify right side
28,018x = 1,882,171,456 - Step 5: Solve for x
x = 1,882,171,456/28,018 - Step 6: Final answer
x = 67,177.22
Related Problems
Find third proportional to 14,009 and 21,692
Half scale
Find third proportional to 56,036 and 86,768
Double scale
Find third proportional to 28,020 and 43,387
Similar ratio
Find third proportional to 42,027 and 65,076
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.