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Finding the Fourth Proportional to 17,305.64, 25,942.86 and 6,209.70

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Solution

The fourth proportional to 17,305.64, 25,942.86 and 6,209.70 is: 9,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,305.64 : 25,942.86 = 6,209.70 : x
  2. Step 2: Convert to fraction form
    17,305.64/25,942.86 = 6,209.70/x
  3. Step 3: Cross multiply
    17,305.64x = 25,942.86 × 6,209.70
  4. Step 4: Simplify right side
    17,305.64x = 161,097,377.74
  5. Step 5: Solve for x
    x = 161,097,377.74/17,305.64
  6. Step 6: Final answer
    x = 9,308.95

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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.