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Finding the Fourth Proportional to 27.46, 37.86 and 23.35

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Solution

The fourth proportional to 27.46, 37.86 and 23.35 is: 32.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.46 : 37.86 = 23.35 : x
  2. Step 2: Convert to fraction form
    27.46/37.86 = 23.35/x
  3. Step 3: Cross multiply
    27.46x = 37.86 × 23.35
  4. Step 4: Simplify right side
    27.46x = 884.03
  5. Step 5: Solve for x
    x = 884.03/27.46
  6. Step 6: Final answer
    x = 32.19

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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.