Finding the Third Proportional to 18,285.75 and 27,258.75
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Solution
The third proportional to 18,285.75 and 27,258.75 is: 40,634.89
Step by Step Solution
- Step 1: Write the proportion equation
18,285.75 : 27,258.75 = 27,258.75 : x - Step 2: Convert to fraction form
18,285.75/27,258.75 = 27,258.75/x - Step 3: Cross multiply
18,285.75x = 27,258.75 × 27,258.75 - Step 4: Simplify right side
18,285.75x = 743,039,451.56 - Step 5: Solve for x
x = 743,039,451.56/18,285.75 - Step 6: Final answer
x = 40,634.89
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.