Finding the Third Proportional to 20,832 and 45,474.75
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Solution
The third proportional to 20,832 and 45,474.75 is: 99,268.09
Step by Step Solution
- Step 1: Write the proportion equation
20,832 : 45,474.75 = 45,474.75 : x - Step 2: Convert to fraction form
20,832/45,474.75 = 45,474.75/x - Step 3: Cross multiply
20,832x = 45,474.75 × 45,474.75 - Step 4: Simplify right side
20,832x = 2,067,952,887.56 - Step 5: Solve for x
x = 2,067,952,887.56/20,832 - Step 6: Final answer
x = 99,268.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.