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Finding the Fourth Proportional to 17,903.24, 26,834.43 and 8,529.97

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Solution

The fourth proportional to 17,903.24, 26,834.43 and 8,529.97 is: 12,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,903.24 : 26,834.43 = 8,529.97 : x
  2. Step 2: Convert to fraction form
    17,903.24/26,834.43 = 8,529.97/x
  3. Step 3: Cross multiply
    17,903.24x = 26,834.43 × 8,529.97
  4. Step 4: Simplify right side
    17,903.24x = 228,896,882.87
  5. Step 5: Solve for x
    x = 228,896,882.87/17,903.24
  6. Step 6: Final answer
    x = 12,785.22

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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.