Finding the Fourth Proportional to 18,197.51, 27,289.44 and 6,348.23
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Solution
The fourth proportional to 18,197.51, 27,289.44 and 6,348.23 is: 9,519.96
Step by Step Solution
- Step 1: Write the proportion equation
18,197.51 : 27,289.44 = 6,348.23 : x - Step 2: Convert to fraction form
18,197.51/27,289.44 = 6,348.23/x - Step 3: Cross multiply
18,197.51x = 27,289.44 × 6,348.23 - Step 4: Simplify right side
18,197.51x = 173,239,505.24 - Step 5: Solve for x
x = 173,239,505.24/18,197.51 - Step 6: Final answer
x = 9,519.96
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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.