Finding the Third Proportional to 18,984 and 27,342
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Solution
The third proportional to 18,984 and 27,342 is: 39,379.74
Step by Step Solution
- Step 1: Write the proportion equation
18,984 : 27,342 = 27,342 : x - Step 2: Convert to fraction form
18,984/27,342 = 27,342/x - Step 3: Cross multiply
18,984x = 27,342 × 27,342 - Step 4: Simplify right side
18,984x = 747,584,964 - Step 5: Solve for x
x = 747,584,964/18,984 - Step 6: Final answer
x = 39,379.74
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.