Home / 18,443.52-27,664.92-11,050.02

Finding the Fourth Proportional to 18,443.52, 27,664.92 and 11,050.02

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Solution

The fourth proportional to 18,443.52, 27,664.92 and 11,050.02 is: 16,574.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443.52 : 27,664.92 = 11,050.02 : x
  2. Step 2: Convert to fraction form
    18,443.52/27,664.92 = 11,050.02/x
  3. Step 3: Cross multiply
    18,443.52x = 27,664.92 × 11,050.02
  4. Step 4: Simplify right side
    18,443.52x = 305,697,919.30
  5. Step 5: Solve for x
    x = 305,697,919.30/18,443.52
  6. Step 6: Final answer
    x = 16,574.81

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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.