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Finding the Fourth Proportional to 18,107.52, 27,154.59 and 6,258.27

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Solution

The fourth proportional to 18,107.52, 27,154.59 and 6,258.27 is: 9,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107.52 : 27,154.59 = 6,258.27 : x
  2. Step 2: Convert to fraction form
    18,107.52/27,154.59 = 6,258.27/x
  3. Step 3: Cross multiply
    18,107.52x = 27,154.59 × 6,258.27
  4. Step 4: Simplify right side
    18,107.52x = 169,940,654.13
  5. Step 5: Solve for x
    x = 169,940,654.13/18,107.52
  6. Step 6: Final answer
    x = 9,385.09

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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.