Home / 14,939.24-20,618.16-8,652.02

Finding the Fourth Proportional to 14,939.24, 20,618.16 and 8,652.02

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Solution

The fourth proportional to 14,939.24, 20,618.16 and 8,652.02 is: 11,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939.24 : 20,618.16 = 8,652.02 : x
  2. Step 2: Convert to fraction form
    14,939.24/20,618.16 = 8,652.02/x
  3. Step 3: Cross multiply
    14,939.24x = 20,618.16 × 8,652.02
  4. Step 4: Simplify right side
    14,939.24x = 178,388,732.68
  5. Step 5: Solve for x
    x = 178,388,732.68/14,939.24
  6. Step 6: Final answer
    x = 11,940.95

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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.