Finding the Third Proportional to 18,996 and 29,840
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Solution
The third proportional to 18,996 and 29,840 is: 46,874.37
Step by Step Solution
- Step 1: Write the proportion equation
18,996 : 29,840 = 29,840 : x - Step 2: Convert to fraction form
18,996/29,840 = 29,840/x - Step 3: Cross multiply
18,996x = 29,840 × 29,840 - Step 4: Simplify right side
18,996x = 890,425,600 - Step 5: Solve for x
x = 890,425,600/18,996 - Step 6: Final answer
x = 46,874.37
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.