Finding the Fourth Proportional to 18,594.88, 27,894.08 and 6,115.01
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Solution
The fourth proportional to 18,594.88, 27,894.08 and 6,115.01 is: 9,173.09
Step by Step Solution
- Step 1: Write the proportion equation
18,594.88 : 27,894.08 = 6,115.01 : x - Step 2: Convert to fraction form
18,594.88/27,894.08 = 6,115.01/x - Step 3: Cross multiply
18,594.88x = 27,894.08 × 6,115.01 - Step 4: Simplify right side
18,594.88x = 170,572,453.96 - Step 5: Solve for x
x = 170,572,453.96/18,594.88 - Step 6: Final answer
x = 9,173.09
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1.5x scale
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.