Finding the Fourth Proportional to 56,914.89, 85,385.03 and 17,475.99
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Solution
The fourth proportional to 56,914.89, 85,385.03 and 17,475.99 is: 26,217.88
Step by Step Solution
- Step 1: Write the proportion equation
56,914.89 : 85,385.03 = 17,475.99 : x - Step 2: Convert to fraction form
56,914.89/85,385.03 = 17,475.99/x - Step 3: Cross multiply
56,914.89x = 85,385.03 × 17,475.99 - Step 4: Simplify right side
56,914.89x = 1,492,187,843.05 - Step 5: Solve for x
x = 1,492,187,843.05/56,914.89 - Step 6: Final answer
x = 26,217.88
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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.