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Finding the Fourth Proportional to 24,272.44, 33,395.74 and 18,958

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Solution

The fourth proportional to 24,272.44, 33,395.74 and 18,958 is: 26,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,272.44 : 33,395.74 = 18,958 : x
  2. Step 2: Convert to fraction form
    24,272.44/33,395.74 = 18,958/x
  3. Step 3: Cross multiply
    24,272.44x = 33,395.74 × 18,958
  4. Step 4: Simplify right side
    24,272.44x = 633,116,438.92
  5. Step 5: Solve for x
    x = 633,116,438.92/24,272.44
  6. Step 6: Final answer
    x = 26,083.76

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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.