Finding the Third Proportional to 17,914 and 39,000
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Solution
The third proportional to 17,914 and 39,000 is: 84,905.66
Step by Step Solution
- Step 1: Write the proportion equation
17,914 : 39,000 = 39,000 : x - Step 2: Convert to fraction form
17,914/39,000 = 39,000/x - Step 3: Cross multiply
17,914x = 39,000 × 39,000 - Step 4: Simplify right side
17,914x = 1,521,000,000 - Step 5: Solve for x
x = 1,521,000,000/17,914 - Step 6: Final answer
x = 84,905.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.