Finding the Third Proportional to 19,476 and 30,519
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Solution
The third proportional to 19,476 and 30,519 is: 47,823.44
Step by Step Solution
- Step 1: Write the proportion equation
19,476 : 30,519 = 30,519 : x - Step 2: Convert to fraction form
19,476/30,519 = 30,519/x - Step 3: Cross multiply
19,476x = 30,519 × 30,519 - Step 4: Simplify right side
19,476x = 931,409,361 - Step 5: Solve for x
x = 931,409,361/19,476 - Step 6: Final answer
x = 47,823.44
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.