Home / 29,198.20-43,815.10-13,617

Finding the Fourth Proportional to 29,198.20, 43,815.10 and 13,617

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Solution

The fourth proportional to 29,198.20, 43,815.10 and 13,617 is: 20,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,198.20 : 43,815.10 = 13,617 : x
  2. Step 2: Convert to fraction form
    29,198.20/43,815.10 = 13,617/x
  3. Step 3: Cross multiply
    29,198.20x = 43,815.10 × 13,617
  4. Step 4: Simplify right side
    29,198.20x = 596,630,216.70
  5. Step 5: Solve for x
    x = 596,630,216.70/29,198.20
  6. Step 6: Final answer
    x = 20,433.80

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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.