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Finding the Fourth Proportional to 41.93, 57.90 and 35.84

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Solution

The fourth proportional to 41.93, 57.90 and 35.84 is: 49.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.93 : 57.90 = 35.84 : x
  2. Step 2: Convert to fraction form
    41.93/57.90 = 35.84/x
  3. Step 3: Cross multiply
    41.93x = 57.90 × 35.84
  4. Step 4: Simplify right side
    41.93x = 2,075.14
  5. Step 5: Solve for x
    x = 2,075.14/41.93
  6. Step 6: Final answer
    x = 49.49

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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.