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Finding the Fourth Proportional to 29.70, 44.44 and 17.48

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Solution

The fourth proportional to 29.70, 44.44 and 17.48 is: 26.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.70 : 44.44 = 17.48 : x
  2. Step 2: Convert to fraction form
    29.70/44.44 = 17.48/x
  3. Step 3: Cross multiply
    29.70x = 44.44 × 17.48
  4. Step 4: Simplify right side
    29.70x = 776.74
  5. Step 5: Solve for x
    x = 776.74/29.70
  6. Step 6: Final answer
    x = 26.15

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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.