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Finding the Fourth Proportional to 25,896.54, 38,847.03 and 11,101.95

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Solution

The fourth proportional to 25,896.54, 38,847.03 and 11,101.95 is: 16,653.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,896.54 : 38,847.03 = 11,101.95 : x
  2. Step 2: Convert to fraction form
    25,896.54/38,847.03 = 11,101.95/x
  3. Step 3: Cross multiply
    25,896.54x = 38,847.03 × 11,101.95
  4. Step 4: Simplify right side
    25,896.54x = 431,277,784.71
  5. Step 5: Solve for x
    x = 431,277,784.71/25,896.54
  6. Step 6: Final answer
    x = 16,653.88

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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.