Finding the Third Proportional to 8,939 and 19,242
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Solution
The third proportional to 8,939 and 19,242 is: 41,420.13
Step by Step Solution
- Step 1: Write the proportion equation
8,939 : 19,242 = 19,242 : x - Step 2: Convert to fraction form
8,939/19,242 = 19,242/x - Step 3: Cross multiply
8,939x = 19,242 × 19,242 - Step 4: Simplify right side
8,939x = 370,254,564 - Step 5: Solve for x
x = 370,254,564/8,939 - Step 6: Final answer
x = 41,420.13
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.