Finding the Third Proportional to 13,972 and 21,444
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Solution
The third proportional to 13,972 and 21,444 is: 32,911.90
Step by Step Solution
- Step 1: Write the proportion equation
13,972 : 21,444 = 21,444 : x - Step 2: Convert to fraction form
13,972/21,444 = 21,444/x - Step 3: Cross multiply
13,972x = 21,444 × 21,444 - Step 4: Simplify right side
13,972x = 459,845,136 - Step 5: Solve for x
x = 459,845,136/13,972 - Step 6: Final answer
x = 32,911.90
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.