Finding the Fourth Proportional to 24.18, 33.36 and 15.99
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Solution
The fourth proportional to 24.18, 33.36 and 15.99 is: 22.05
Step by Step Solution
- Step 1: Write the proportion equation
24.18 : 33.36 = 15.99 : x - Step 2: Convert to fraction form
24.18/33.36 = 15.99/x - Step 3: Cross multiply
24.18x = 33.36 × 15.99 - Step 4: Simplify right side
24.18x = 533.26 - Step 5: Solve for x
x = 533.26/24.18 - Step 6: Final answer
x = 22.05
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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.