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Finding the Fourth Proportional to 17,081.52, 25,626.04 and 7,229.20

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Solution

The fourth proportional to 17,081.52, 25,626.04 and 7,229.20 is: 10,845.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.52 : 25,626.04 = 7,229.20 : x
  2. Step 2: Convert to fraction form
    17,081.52/25,626.04 = 7,229.20/x
  3. Step 3: Cross multiply
    17,081.52x = 25,626.04 × 7,229.20
  4. Step 4: Simplify right side
    17,081.52x = 185,255,768.37
  5. Step 5: Solve for x
    x = 185,255,768.37/17,081.52
  6. Step 6: Final answer
    x = 10,845.39

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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.