Finding the Fourth Proportional to 62.65, 94.00 and 19.32
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Solution
The fourth proportional to 62.65, 94.00 and 19.32 is: 28.99
Step by Step Solution
- Step 1: Write the proportion equation
62.65 : 94.00 = 19.32 : x - Step 2: Convert to fraction form
62.65/94.00 = 19.32/x - Step 3: Cross multiply
62.65x = 94.00 × 19.32 - Step 4: Simplify right side
62.65x = 1,815.98 - Step 5: Solve for x
x = 1,815.98/62.65 - Step 6: Final answer
x = 28.99
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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.