Finding the Third Proportional to 17,907 and 19,326
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Solution
The third proportional to 17,907 and 19,326 is: 20,857.45
Step by Step Solution
- Step 1: Write the proportion equation
17,907 : 19,326 = 19,326 : x - Step 2: Convert to fraction form
17,907/19,326 = 19,326/x - Step 3: Cross multiply
17,907x = 19,326 × 19,326 - Step 4: Simplify right side
17,907x = 373,494,276 - Step 5: Solve for x
x = 373,494,276/17,907 - Step 6: Final answer
x = 20,857.45
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Why These Related Problems?
These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.