Finding the Fourth Proportional to 20,442.24, 30,666.60 and 6,588
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Solution
The fourth proportional to 20,442.24, 30,666.60 and 6,588 is: 9,883.04
Step by Step Solution
- Step 1: Write the proportion equation
20,442.24 : 30,666.60 = 6,588 : x - Step 2: Convert to fraction form
20,442.24/30,666.60 = 6,588/x - Step 3: Cross multiply
20,442.24x = 30,666.60 × 6,588 - Step 4: Simplify right side
20,442.24x = 202,031,560.80 - Step 5: Solve for x
x = 202,031,560.80/20,442.24 - Step 6: Final answer
x = 9,883.04
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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.