Finding the Fourth Proportional to 58.24, 87.36 and 26.08
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Solution
The fourth proportional to 58.24, 87.36 and 26.08 is: 39.12
Step by Step Solution
- Step 1: Write the proportion equation
58.24 : 87.36 = 26.08 : x - Step 2: Convert to fraction form
58.24/87.36 = 26.08/x - Step 3: Cross multiply
58.24x = 87.36 × 26.08 - Step 4: Simplify right side
58.24x = 2,278.35 - Step 5: Solve for x
x = 2,278.35/58.24 - Step 6: Final answer
x = 39.12
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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.