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Finding the Fourth Proportional to 27.33, 37.74 and 25.52

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Solution

The fourth proportional to 27.33, 37.74 and 25.52 is: 35.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.33 : 37.74 = 25.52 : x
  2. Step 2: Convert to fraction form
    27.33/37.74 = 25.52/x
  3. Step 3: Cross multiply
    27.33x = 37.74 × 25.52
  4. Step 4: Simplify right side
    27.33x = 962.81
  5. Step 5: Solve for x
    x = 962.81/27.33
  6. Step 6: Final answer
    x = 35.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.