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Finding the Fourth Proportional to 17,107.29, 25,624.94 and 8,761.95

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Solution

The fourth proportional to 17,107.29, 25,624.94 and 8,761.95 is: 13,124.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,107.29 : 25,624.94 = 8,761.95 : x
  2. Step 2: Convert to fraction form
    17,107.29/25,624.94 = 8,761.95/x
  3. Step 3: Cross multiply
    17,107.29x = 25,624.94 × 8,761.95
  4. Step 4: Simplify right side
    17,107.29x = 224,524,399.22
  5. Step 5: Solve for x
    x = 224,524,399.22/17,107.29
  6. Step 6: Final answer
    x = 13,124.49

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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.