Finding the Third Proportional to 17,998.88 and 39,247.88
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Solution
The third proportional to 17,998.88 and 39,247.88 is: 85,582.89
Step by Step Solution
- Step 1: Write the proportion equation
17,998.88 : 39,247.88 = 39,247.88 : x - Step 2: Convert to fraction form
17,998.88/39,247.88 = 39,247.88/x - Step 3: Cross multiply
17,998.88x = 39,247.88 × 39,247.88 - Step 4: Simplify right side
17,998.88x = 1,540,395,692.02 - Step 5: Solve for x
x = 1,540,395,692.02/17,998.88 - Step 6: Final answer
x = 85,582.89
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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.