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Finding the Fourth Proportional to 29.58, 44.16 and 25.51

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Solution

The fourth proportional to 29.58, 44.16 and 25.51 is: 38.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.58 : 44.16 = 25.51 : x
  2. Step 2: Convert to fraction form
    29.58/44.16 = 25.51/x
  3. Step 3: Cross multiply
    29.58x = 44.16 × 25.51
  4. Step 4: Simplify right side
    29.58x = 1,126.58
  5. Step 5: Solve for x
    x = 1,126.58/29.58
  6. Step 6: Final answer
    x = 38.09

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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.