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Finding the Fourth Proportional to 30.01, 44.75 and 29

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Solution

The fourth proportional to 30.01, 44.75 and 29 is: 43.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30.01 : 44.75 = 29 : x
  2. Step 2: Convert to fraction form
    30.01/44.75 = 29/x
  3. Step 3: Cross multiply
    30.01x = 44.75 × 29
  4. Step 4: Simplify right side
    30.01x = 1,297.75
  5. Step 5: Solve for x
    x = 1,297.75/30.01
  6. Step 6: Final answer
    x = 43.24

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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.