Home / 18,579.04-25,660.37-12,233.99

Finding the Fourth Proportional to 18,579.04, 25,660.37 and 12,233.99

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Solution

The fourth proportional to 18,579.04, 25,660.37 and 12,233.99 is: 16,896.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,579.04 : 25,660.37 = 12,233.99 : x
  2. Step 2: Convert to fraction form
    18,579.04/25,660.37 = 12,233.99/x
  3. Step 3: Cross multiply
    18,579.04x = 25,660.37 × 12,233.99
  4. Step 4: Simplify right side
    18,579.04x = 313,928,758.83
  5. Step 5: Solve for x
    x = 313,928,758.83/18,579.04
  6. Step 6: Final answer
    x = 16,896.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.