Finding the Third Proportional to 18,279.56 and 39,474.56
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Solution
The third proportional to 18,279.56 and 39,474.56 is: 85,244.99
Step by Step Solution
- Step 1: Write the proportion equation
18,279.56 : 39,474.56 = 39,474.56 : x - Step 2: Convert to fraction form
18,279.56/39,474.56 = 39,474.56/x - Step 3: Cross multiply
18,279.56x = 39,474.56 × 39,474.56 - Step 4: Simplify right side
18,279.56x = 1,558,241,084.57 - Step 5: Solve for x
x = 1,558,241,084.57/18,279.56 - Step 6: Final answer
x = 85,244.99
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.