Finding the Third Proportional to 8,972.44 and 13,479.75
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Solution
The third proportional to 8,972.44 and 13,479.75 is: 20,251.32
Step by Step Solution
- Step 1: Write the proportion equation
8,972.44 : 13,479.75 = 13,479.75 : x - Step 2: Convert to fraction form
8,972.44/13,479.75 = 13,479.75/x - Step 3: Cross multiply
8,972.44x = 13,479.75 × 13,479.75 - Step 4: Simplify right side
8,972.44x = 181,703,660.06 - Step 5: Solve for x
x = 181,703,660.06/8,972.44 - Step 6: Final answer
x = 20,251.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.