Finding the Fourth Proportional to 35.18, 48.52 and 29.07
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Solution
The fourth proportional to 35.18, 48.52 and 29.07 is: 40.09
Step by Step Solution
- Step 1: Write the proportion equation
35.18 : 48.52 = 29.07 : x - Step 2: Convert to fraction form
35.18/48.52 = 29.07/x - Step 3: Cross multiply
35.18x = 48.52 × 29.07 - Step 4: Simplify right side
35.18x = 1,410.48 - Step 5: Solve for x
x = 1,410.48/35.18 - Step 6: Final answer
x = 40.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.