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Finding the Fourth Proportional to 17,814.44, 26,704.04 and 8,437.98

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Solution

The fourth proportional to 17,814.44, 26,704.04 and 8,437.98 is: 12,648.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,814.44 : 26,704.04 = 8,437.98 : x
  2. Step 2: Convert to fraction form
    17,814.44/26,704.04 = 8,437.98/x
  3. Step 3: Cross multiply
    17,814.44x = 26,704.04 × 8,437.98
  4. Step 4: Simplify right side
    17,814.44x = 225,328,155.44
  5. Step 5: Solve for x
    x = 225,328,155.44/17,814.44
  6. Step 6: Final answer
    x = 12,648.62

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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.