Finding the Fourth Proportional to 38.83, 53.54 and 24.99
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Solution
The fourth proportional to 38.83, 53.54 and 24.99 is: 34.46
Step by Step Solution
- Step 1: Write the proportion equation
38.83 : 53.54 = 24.99 : x - Step 2: Convert to fraction form
38.83/53.54 = 24.99/x - Step 3: Cross multiply
38.83x = 53.54 × 24.99 - Step 4: Simplify right side
38.83x = 1,337.84 - Step 5: Solve for x
x = 1,337.84/38.83 - Step 6: Final answer
x = 34.46
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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.