Finding the Third Proportional to 8,727.75 and 12,723.75
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Solution
The third proportional to 8,727.75 and 12,723.75 is: 18,549.32
Step by Step Solution
- Step 1: Write the proportion equation
8,727.75 : 12,723.75 = 12,723.75 : x - Step 2: Convert to fraction form
8,727.75/12,723.75 = 12,723.75/x - Step 3: Cross multiply
8,727.75x = 12,723.75 × 12,723.75 - Step 4: Simplify right side
8,727.75x = 161,893,814.06 - Step 5: Solve for x
x = 161,893,814.06/8,727.75 - Step 6: Final answer
x = 18,549.32
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.