Home / 12,371.58-18,558.24-4,976.08

Finding the Fourth Proportional to 12,371.58, 18,558.24 and 4,976.08

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Solution

The fourth proportional to 12,371.58, 18,558.24 and 4,976.08 is: 7,464.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.58 : 18,558.24 = 4,976.08 : x
  2. Step 2: Convert to fraction form
    12,371.58/18,558.24 = 4,976.08/x
  3. Step 3: Cross multiply
    12,371.58x = 18,558.24 × 4,976.08
  4. Step 4: Simplify right side
    12,371.58x = 92,347,286.90
  5. Step 5: Solve for x
    x = 92,347,286.90/12,371.58
  6. Step 6: Final answer
    x = 7,464.47

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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.