Finding the Fourth Proportional to 18,226.61, 27,323.51 and 6,537.09
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Solution
The fourth proportional to 18,226.61, 27,323.51 and 6,537.09 is: 9,799.75
Step by Step Solution
- Step 1: Write the proportion equation
18,226.61 : 27,323.51 = 6,537.09 : x - Step 2: Convert to fraction form
18,226.61/27,323.51 = 6,537.09/x - Step 3: Cross multiply
18,226.61x = 27,323.51 × 6,537.09 - Step 4: Simplify right side
18,226.61x = 178,616,243.99 - Step 5: Solve for x
x = 178,616,243.99/18,226.61 - Step 6: Final answer
x = 9,799.75
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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.