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Finding the Fourth Proportional to 17,251.94, 25,896.02 and 15,290.12

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Solution

The fourth proportional to 17,251.94, 25,896.02 and 15,290.12 is: 22,951.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,251.94 : 25,896.02 = 15,290.12 : x
  2. Step 2: Convert to fraction form
    17,251.94/25,896.02 = 15,290.12/x
  3. Step 3: Cross multiply
    17,251.94x = 25,896.02 × 15,290.12
  4. Step 4: Simplify right side
    17,251.94x = 395,953,253.32
  5. Step 5: Solve for x
    x = 395,953,253.32/17,251.94
  6. Step 6: Final answer
    x = 22,951.23

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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.