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Finding the Fourth Proportional to 24.76, 37.19 and 19.07

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Solution

The fourth proportional to 24.76, 37.19 and 19.07 is: 28.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.76 : 37.19 = 19.07 : x
  2. Step 2: Convert to fraction form
    24.76/37.19 = 19.07/x
  3. Step 3: Cross multiply
    24.76x = 37.19 × 19.07
  4. Step 4: Simplify right side
    24.76x = 709.21
  5. Step 5: Solve for x
    x = 709.21/24.76
  6. Step 6: Final answer
    x = 28.64

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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.