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Finding the Fourth Proportional to 17,097.70, 25,630.35 and 15,348.10

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Solution

The fourth proportional to 17,097.70, 25,630.35 and 15,348.10 is: 23,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,097.70 : 25,630.35 = 15,348.10 : x
  2. Step 2: Convert to fraction form
    17,097.70/25,630.35 = 15,348.10/x
  3. Step 3: Cross multiply
    17,097.70x = 25,630.35 × 15,348.10
  4. Step 4: Simplify right side
    17,097.70x = 393,377,174.84
  5. Step 5: Solve for x
    x = 393,377,174.84/17,097.70
  6. Step 6: Final answer
    x = 23,007.61

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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.