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Finding the Fourth Proportional to 17,155.64, 25,733.64 and 6,054.54

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Solution

The fourth proportional to 17,155.64, 25,733.64 and 6,054.54 is: 9,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,155.64 : 25,733.64 = 6,054.54 : x
  2. Step 2: Convert to fraction form
    17,155.64/25,733.64 = 6,054.54/x
  3. Step 3: Cross multiply
    17,155.64x = 25,733.64 × 6,054.54
  4. Step 4: Simplify right side
    17,155.64x = 155,805,352.73
  5. Step 5: Solve for x
    x = 155,805,352.73/17,155.64
  6. Step 6: Final answer
    x = 9,081.88

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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.