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Finding the Fourth Proportional to 12,248.44, 18,372.75 and 3,014.44

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Solution

The fourth proportional to 12,248.44, 18,372.75 and 3,014.44 is: 4,521.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.44 : 18,372.75 = 3,014.44 : x
  2. Step 2: Convert to fraction form
    12,248.44/18,372.75 = 3,014.44/x
  3. Step 3: Cross multiply
    12,248.44x = 18,372.75 × 3,014.44
  4. Step 4: Simplify right side
    12,248.44x = 55,383,495.27
  5. Step 5: Solve for x
    x = 55,383,495.27/12,248.44
  6. Step 6: Final answer
    x = 4,521.68

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1.5x scale

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.