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Finding the Fourth Proportional to 37.17, 55.71 and 23.63

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Solution

The fourth proportional to 37.17, 55.71 and 23.63 is: 35.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.17 : 55.71 = 23.63 : x
  2. Step 2: Convert to fraction form
    37.17/55.71 = 23.63/x
  3. Step 3: Cross multiply
    37.17x = 55.71 × 23.63
  4. Step 4: Simplify right side
    37.17x = 1,316.15
  5. Step 5: Solve for x
    x = 1,316.15/37.17
  6. Step 6: Final answer
    x = 35.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.