Finding the Third Proportional to 9,747 and 13,891.50
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Solution
The third proportional to 9,747 and 13,891.50 is: 19,798.27
Step by Step Solution
- Step 1: Write the proportion equation
9,747 : 13,891.50 = 13,891.50 : x - Step 2: Convert to fraction form
9,747/13,891.50 = 13,891.50/x - Step 3: Cross multiply
9,747x = 13,891.50 × 13,891.50 - Step 4: Simplify right side
9,747x = 192,973,772.25 - Step 5: Solve for x
x = 192,973,772.25/9,747 - Step 6: Final answer
x = 19,798.27
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.