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Finding the Fourth Proportional to 37.43, 56.11 and 26

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Solution

The fourth proportional to 37.43, 56.11 and 26 is: 38.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.43 : 56.11 = 26 : x
  2. Step 2: Convert to fraction form
    37.43/56.11 = 26/x
  3. Step 3: Cross multiply
    37.43x = 56.11 × 26
  4. Step 4: Simplify right side
    37.43x = 1,458.86
  5. Step 5: Solve for x
    x = 1,458.86/37.43
  6. Step 6: Final answer
    x = 38.98

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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.