Finding the Fourth Proportional to 33.31, 45.91 and 24.99
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Solution
The fourth proportional to 33.31, 45.91 and 24.99 is: 34.44
Step by Step Solution
- Step 1: Write the proportion equation
33.31 : 45.91 = 24.99 : x - Step 2: Convert to fraction form
33.31/45.91 = 24.99/x - Step 3: Cross multiply
33.31x = 45.91 × 24.99 - Step 4: Simplify right side
33.31x = 1,147.29 - Step 5: Solve for x
x = 1,147.29/33.31 - Step 6: Final answer
x = 34.44
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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.