Finding the Fourth Proportional to 36,652.08, 54,985.60 and 11,691.44
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Solution
The fourth proportional to 36,652.08, 54,985.60 and 11,691.44 is: 17,539.55
Step by Step Solution
- Step 1: Write the proportion equation
36,652.08 : 54,985.60 = 11,691.44 : x - Step 2: Convert to fraction form
36,652.08/54,985.60 = 11,691.44/x - Step 3: Cross multiply
36,652.08x = 54,985.60 × 11,691.44 - Step 4: Simplify right side
36,652.08x = 642,860,843.26 - Step 5: Solve for x
x = 642,860,843.26/36,652.08 - Step 6: Final answer
x = 17,539.55
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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.