Finding the Third Proportional to 7,686 and 16,807.50
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Solution
The third proportional to 7,686 and 16,807.50 is: 36,754.11
Step by Step Solution
- Step 1: Write the proportion equation
7,686 : 16,807.50 = 16,807.50 : x - Step 2: Convert to fraction form
7,686/16,807.50 = 16,807.50/x - Step 3: Cross multiply
7,686x = 16,807.50 × 16,807.50 - Step 4: Simplify right side
7,686x = 282,492,056.25 - Step 5: Solve for x
x = 282,492,056.25/7,686 - Step 6: Final answer
x = 36,754.11
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.