Finding the Fourth Proportional to 64.55, 96.84 and 23.99
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Solution
The fourth proportional to 64.55, 96.84 and 23.99 is: 35.99
Step by Step Solution
- Step 1: Write the proportion equation
64.55 : 96.84 = 23.99 : x - Step 2: Convert to fraction form
64.55/96.84 = 23.99/x - Step 3: Cross multiply
64.55x = 96.84 × 23.99 - Step 4: Simplify right side
64.55x = 2,322.71 - Step 5: Solve for x
x = 2,322.71/64.55 - Step 6: Final answer
x = 35.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.