Finding the Fourth Proportional to 43,493.49, 65,349.59 and 27,705.62
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Solution
The fourth proportional to 43,493.49, 65,349.59 and 27,705.62 is: 41,628.09
Step by Step Solution
- Step 1: Write the proportion equation
43,493.49 : 65,349.59 = 27,705.62 : x - Step 2: Convert to fraction form
43,493.49/65,349.59 = 27,705.62/x - Step 3: Cross multiply
43,493.49x = 65,349.59 × 27,705.62 - Step 4: Simplify right side
43,493.49x = 1,810,550,932.54 - Step 5: Solve for x
x = 1,810,550,932.54/43,493.49 - Step 6: Final answer
x = 41,628.09
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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.