Finding the Third Proportional to 9,440 and 20,752
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Solution
The third proportional to 9,440 and 20,752 is: 45,619.23
Step by Step Solution
- Step 1: Write the proportion equation
9,440 : 20,752 = 20,752 : x - Step 2: Convert to fraction form
9,440/20,752 = 20,752/x - Step 3: Cross multiply
9,440x = 20,752 × 20,752 - Step 4: Simplify right side
9,440x = 430,645,504 - Step 5: Solve for x
x = 430,645,504/9,440 - Step 6: Final answer
x = 45,619.23
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.