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Finding the Fourth Proportional to 12,017.84, 18,025.84 and 3,252.52

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Solution

The fourth proportional to 12,017.84, 18,025.84 and 3,252.52 is: 4,878.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.84 : 18,025.84 = 3,252.52 : x
  2. Step 2: Convert to fraction form
    12,017.84/18,025.84 = 3,252.52/x
  3. Step 3: Cross multiply
    12,017.84x = 18,025.84 × 3,252.52
  4. Step 4: Simplify right side
    12,017.84x = 58,629,405.12
  5. Step 5: Solve for x
    x = 58,629,405.12/12,017.84
  6. Step 6: Final answer
    x = 4,878.53

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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.