Finding the Third Proportional to 12,972 and 14,844
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Solution
The third proportional to 12,972 and 14,844 is: 16,986.15
Step by Step Solution
- Step 1: Write the proportion equation
12,972 : 14,844 = 14,844 : x - Step 2: Convert to fraction form
12,972/14,844 = 14,844/x - Step 3: Cross multiply
12,972x = 14,844 × 14,844 - Step 4: Simplify right side
12,972x = 220,344,336 - Step 5: Solve for x
x = 220,344,336/12,972 - Step 6: Final answer
x = 16,986.15
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.