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Finding the Fourth Proportional to 17,892.46, 26,838.78 and 6,205.69

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Solution

The fourth proportional to 17,892.46, 26,838.78 and 6,205.69 is: 9,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892.46 : 26,838.78 = 6,205.69 : x
  2. Step 2: Convert to fraction form
    17,892.46/26,838.78 = 6,205.69/x
  3. Step 3: Cross multiply
    17,892.46x = 26,838.78 × 6,205.69
  4. Step 4: Simplify right side
    17,892.46x = 166,553,148.66
  5. Step 5: Solve for x
    x = 166,553,148.66/17,892.46
  6. Step 6: Final answer
    x = 9,308.57

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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.