Home / 12,259.44-18,388.68-3,025.44

Finding the Fourth Proportional to 12,259.44, 18,388.68 and 3,025.44

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Solution

The fourth proportional to 12,259.44, 18,388.68 and 3,025.44 is: 4,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.44 : 18,388.68 = 3,025.44 : x
  2. Step 2: Convert to fraction form
    12,259.44/18,388.68 = 3,025.44/x
  3. Step 3: Cross multiply
    12,259.44x = 18,388.68 × 3,025.44
  4. Step 4: Simplify right side
    12,259.44x = 55,633,848.02
  5. Step 5: Solve for x
    x = 55,633,848.02/12,259.44
  6. Step 6: Final answer
    x = 4,538.04

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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.