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Finding the Fourth Proportional to 17,308.58, 25,951.79 and 7,310.62

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Solution

The fourth proportional to 17,308.58, 25,951.79 and 7,310.62 is: 10,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,308.58 : 25,951.79 = 7,310.62 : x
  2. Step 2: Convert to fraction form
    17,308.58/25,951.79 = 7,310.62/x
  3. Step 3: Cross multiply
    17,308.58x = 25,951.79 × 7,310.62
  4. Step 4: Simplify right side
    17,308.58x = 189,723,573.58
  5. Step 5: Solve for x
    x = 189,723,573.58/17,308.58
  6. Step 6: Final answer
    x = 10,961.24

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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.