Finding the Fourth Proportional to 58.68, 88.02 and 18.14
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Solution
The fourth proportional to 58.68, 88.02 and 18.14 is: 27.20
Step by Step Solution
- Step 1: Write the proportion equation
58.68 : 88.02 = 18.14 : x - Step 2: Convert to fraction form
58.68/88.02 = 18.14/x - Step 3: Cross multiply
58.68x = 88.02 × 18.14 - Step 4: Simplify right side
58.68x = 1,596.24 - Step 5: Solve for x
x = 1,596.24/58.68 - Step 6: Final answer
x = 27.20
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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.