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Finding the Fourth Proportional to 19.03, 26.27 and 17.92

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Solution

The fourth proportional to 19.03, 26.27 and 17.92 is: 24.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19.03 : 26.27 = 17.92 : x
  2. Step 2: Convert to fraction form
    19.03/26.27 = 17.92/x
  3. Step 3: Cross multiply
    19.03x = 26.27 × 17.92
  4. Step 4: Simplify right side
    19.03x = 470.76
  5. Step 5: Solve for x
    x = 470.76/19.03
  6. Step 6: Final answer
    x = 24.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.