Finding the Third Proportional to 15,316 and 19,950
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Solution
The third proportional to 15,316 and 19,950 is: 25,986.06
Step by Step Solution
- Step 1: Write the proportion equation
15,316 : 19,950 = 19,950 : x - Step 2: Convert to fraction form
15,316/19,950 = 19,950/x - Step 3: Cross multiply
15,316x = 19,950 × 19,950 - Step 4: Simplify right side
15,316x = 398,002,500 - Step 5: Solve for x
x = 398,002,500/15,316 - Step 6: Final answer
x = 25,986.06
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Why These Related Problems?
These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.