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Finding the Fourth Proportional to 35.69, 53.73 and 29.25

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Solution

The fourth proportional to 35.69, 53.73 and 29.25 is: 44.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.69 : 53.73 = 29.25 : x
  2. Step 2: Convert to fraction form
    35.69/53.73 = 29.25/x
  3. Step 3: Cross multiply
    35.69x = 53.73 × 29.25
  4. Step 4: Simplify right side
    35.69x = 1,571.60
  5. Step 5: Solve for x
    x = 1,571.60/35.69
  6. Step 6: Final answer
    x = 44.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.