Finding the Fourth Proportional to 42.53, 63.84 and 24.53
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Solution
The fourth proportional to 42.53, 63.84 and 24.53 is: 36.82
Step by Step Solution
- Step 1: Write the proportion equation
42.53 : 63.84 = 24.53 : x - Step 2: Convert to fraction form
42.53/63.84 = 24.53/x - Step 3: Cross multiply
42.53x = 63.84 × 24.53 - Step 4: Simplify right side
42.53x = 1,566.00 - Step 5: Solve for x
x = 1,566.00/42.53 - Step 6: Final answer
x = 36.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.