Finding the Third Proportional to 12,870 and 17,172
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Solution
The third proportional to 12,870 and 17,172 is: 22,912.01
Step by Step Solution
- Step 1: Write the proportion equation
12,870 : 17,172 = 17,172 : x - Step 2: Convert to fraction form
12,870/17,172 = 17,172/x - Step 3: Cross multiply
12,870x = 17,172 × 17,172 - Step 4: Simplify right side
12,870x = 294,877,584 - Step 5: Solve for x
x = 294,877,584/12,870 - Step 6: Final answer
x = 22,912.01
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These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.