Finding the Third Proportional to 18,319 and 37,871
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Solution
The third proportional to 18,319 and 37,871 is: 78,290.99
Step by Step Solution
- Step 1: Write the proportion equation
18,319 : 37,871 = 37,871 : x - Step 2: Convert to fraction form
18,319/37,871 = 37,871/x - Step 3: Cross multiply
18,319x = 37,871 × 37,871 - Step 4: Simplify right side
18,319x = 1,434,212,641 - Step 5: Solve for x
x = 1,434,212,641/18,319 - Step 6: Final answer
x = 78,290.99
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Why These Related Problems?
These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.