Finding the Fourth Proportional to 23.52, 32.46 and 17.76
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Solution
The fourth proportional to 23.52, 32.46 and 17.76 is: 24.51
Step by Step Solution
- Step 1: Write the proportion equation
23.52 : 32.46 = 17.76 : x - Step 2: Convert to fraction form
23.52/32.46 = 17.76/x - Step 3: Cross multiply
23.52x = 32.46 × 17.76 - Step 4: Simplify right side
23.52x = 576.49 - Step 5: Solve for x
x = 576.49/23.52 - Step 6: Final answer
x = 24.51
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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.