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Finding the Fourth Proportional to 18,252.64, 27,329.50 and 9,469.10

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Solution

The fourth proportional to 18,252.64, 27,329.50 and 9,469.10 is: 14,177.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252.64 : 27,329.50 = 9,469.10 : x
  2. Step 2: Convert to fraction form
    18,252.64/27,329.50 = 9,469.10/x
  3. Step 3: Cross multiply
    18,252.64x = 27,329.50 × 9,469.10
  4. Step 4: Simplify right side
    18,252.64x = 258,785,846.59
  5. Step 5: Solve for x
    x = 258,785,846.59/18,252.64
  6. Step 6: Final answer
    x = 14,177.99

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1.5x scale

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.