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Finding the Fourth Proportional to 26.66, 40.01 and 24.63

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Solution

The fourth proportional to 26.66, 40.01 and 24.63 is: 36.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.66 : 40.01 = 24.63 : x
  2. Step 2: Convert to fraction form
    26.66/40.01 = 24.63/x
  3. Step 3: Cross multiply
    26.66x = 40.01 × 24.63
  4. Step 4: Simplify right side
    26.66x = 985.45
  5. Step 5: Solve for x
    x = 985.45/26.66
  6. Step 6: Final answer
    x = 36.96

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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.