Finding the Third Proportional to 7,143.75 and 15,081.75
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Solution
The third proportional to 7,143.75 and 15,081.75 is: 31,840.31
Step by Step Solution
- Step 1: Write the proportion equation
7,143.75 : 15,081.75 = 15,081.75 : x - Step 2: Convert to fraction form
7,143.75/15,081.75 = 15,081.75/x - Step 3: Cross multiply
7,143.75x = 15,081.75 × 15,081.75 - Step 4: Simplify right side
7,143.75x = 227,459,183.06 - Step 5: Solve for x
x = 227,459,183.06/7,143.75 - Step 6: Final answer
x = 31,840.31
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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.