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Finding the Fourth Proportional to 24,396.17, 33,648.14 and 20,998.96

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Solution

The fourth proportional to 24,396.17, 33,648.14 and 20,998.96 is: 28,962.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,396.17 : 33,648.14 = 20,998.96 : x
  2. Step 2: Convert to fraction form
    24,396.17/33,648.14 = 20,998.96/x
  3. Step 3: Cross multiply
    24,396.17x = 33,648.14 × 20,998.96
  4. Step 4: Simplify right side
    24,396.17x = 706,576,103.58
  5. Step 5: Solve for x
    x = 706,576,103.58/24,396.17
  6. Step 6: Final answer
    x = 28,962.58

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