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Finding the Fourth Proportional to 62.41, 93.61 and 26.31

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Solution

The fourth proportional to 62.41, 93.61 and 26.31 is: 39.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.41 : 93.61 = 26.31 : x
  2. Step 2: Convert to fraction form
    62.41/93.61 = 26.31/x
  3. Step 3: Cross multiply
    62.41x = 93.61 × 26.31
  4. Step 4: Simplify right side
    62.41x = 2,462.88
  5. Step 5: Solve for x
    x = 2,462.88/62.41
  6. Step 6: Final answer
    x = 39.46

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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.