Finding the Fourth Proportional to 27,560.16, 38,033.28 and 16,380
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Solution
The fourth proportional to 27,560.16, 38,033.28 and 16,380 is: 22,604.55
Step by Step Solution
- Step 1: Write the proportion equation
27,560.16 : 38,033.28 = 16,380 : x - Step 2: Convert to fraction form
27,560.16/38,033.28 = 16,380/x - Step 3: Cross multiply
27,560.16x = 38,033.28 × 16,380 - Step 4: Simplify right side
27,560.16x = 622,985,126.40 - Step 5: Solve for x
x = 622,985,126.40/27,560.16 - Step 6: Final answer
x = 22,604.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.