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Finding the Fourth Proportional to 29.94, 44.69 and 25.35

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Solution

The fourth proportional to 29.94, 44.69 and 25.35 is: 37.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.94 : 44.69 = 25.35 : x
  2. Step 2: Convert to fraction form
    29.94/44.69 = 25.35/x
  3. Step 3: Cross multiply
    29.94x = 44.69 × 25.35
  4. Step 4: Simplify right side
    29.94x = 1,132.89
  5. Step 5: Solve for x
    x = 1,132.89/29.94
  6. Step 6: Final answer
    x = 37.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.