Finding the Third Proportional to 7,431.75 and 15,063.75
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Solution
The third proportional to 7,431.75 and 15,063.75 is: 30,533.40
Step by Step Solution
- Step 1: Write the proportion equation
7,431.75 : 15,063.75 = 15,063.75 : x - Step 2: Convert to fraction form
7,431.75/15,063.75 = 15,063.75/x - Step 3: Cross multiply
7,431.75x = 15,063.75 × 15,063.75 - Step 4: Simplify right side
7,431.75x = 226,916,564.06 - Step 5: Solve for x
x = 226,916,564.06/7,431.75 - Step 6: Final answer
x = 30,533.40
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Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.