Finding the Third Proportional to 15,130.75 and 33,247.75
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Solution
The third proportional to 15,130.75 and 33,247.75 is: 73,057.38
Step by Step Solution
- Step 1: Write the proportion equation
15,130.75 : 33,247.75 = 33,247.75 : x - Step 2: Convert to fraction form
15,130.75/33,247.75 = 33,247.75/x - Step 3: Cross multiply
15,130.75x = 33,247.75 × 33,247.75 - Step 4: Simplify right side
15,130.75x = 1,105,412,880.06 - Step 5: Solve for x
x = 1,105,412,880.06/15,130.75 - Step 6: Final answer
x = 73,057.38
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.