Finding the Third Proportional to 28,808 and 43,212
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Solution
The third proportional to 28,808 and 43,212 is: 64,818
Step by Step Solution
- Step 1: Write the proportion equation
28,808 : 43,212 = 43,212 : x - Step 2: Convert to fraction form
28,808/43,212 = 43,212/x - Step 3: Cross multiply
28,808x = 43,212 × 43,212 - Step 4: Simplify right side
28,808x = 1,867,276,944 - Step 5: Solve for x
x = 1,867,276,944/28,808 - Step 6: Final answer
x = 64,818
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.