Finding the Third Proportional to 19,502 and 31,406
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Solution
The third proportional to 19,502 and 31,406 is: 50,576.19
Step by Step Solution
- Step 1: Write the proportion equation
19,502 : 31,406 = 31,406 : x - Step 2: Convert to fraction form
19,502/31,406 = 31,406/x - Step 3: Cross multiply
19,502x = 31,406 × 31,406 - Step 4: Simplify right side
19,502x = 986,336,836 - Step 5: Solve for x
x = 986,336,836/19,502 - Step 6: Final answer
x = 50,576.19
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Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.