Finding the Third Proportional to 14,316 and 21,047
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Solution
The third proportional to 14,316 and 21,047 is: 30,942.74
Step by Step Solution
- Step 1: Write the proportion equation
14,316 : 21,047 = 21,047 : x - Step 2: Convert to fraction form
14,316/21,047 = 21,047/x - Step 3: Cross multiply
14,316x = 21,047 × 21,047 - Step 4: Simplify right side
14,316x = 442,976,209 - Step 5: Solve for x
x = 442,976,209/14,316 - Step 6: Final answer
x = 30,942.74
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.