Finding the Third Proportional to 14,020 and 20,908
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Solution
The third proportional to 14,020 and 20,908 is: 31,180.06
Step by Step Solution
- Step 1: Write the proportion equation
14,020 : 20,908 = 20,908 : x - Step 2: Convert to fraction form
14,020/20,908 = 20,908/x - Step 3: Cross multiply
14,020x = 20,908 × 20,908 - Step 4: Simplify right side
14,020x = 437,144,464 - Step 5: Solve for x
x = 437,144,464/14,020 - Step 6: Final answer
x = 31,180.06
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.