Home / 12,601.32-18,901.92-3,835.92

Finding the Fourth Proportional to 12,601.32, 18,901.92 and 3,835.92

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Solution

The fourth proportional to 12,601.32, 18,901.92 and 3,835.92 is: 5,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601.32 : 18,901.92 = 3,835.92 : x
  2. Step 2: Convert to fraction form
    12,601.32/18,901.92 = 3,835.92/x
  3. Step 3: Cross multiply
    12,601.32x = 18,901.92 × 3,835.92
  4. Step 4: Simplify right side
    12,601.32x = 72,506,252.97
  5. Step 5: Solve for x
    x = 72,506,252.97/12,601.32
  6. Step 6: Final answer
    x = 5,753.86

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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.