Home / 28,791.23-43,089.30-17,704.94

Finding the Fourth Proportional to 28,791.23, 43,089.30 and 17,704.94

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Solution

The fourth proportional to 28,791.23, 43,089.30 and 17,704.94 is: 26,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,791.23 : 43,089.30 = 17,704.94 : x
  2. Step 2: Convert to fraction form
    28,791.23/43,089.30 = 17,704.94/x
  3. Step 3: Cross multiply
    28,791.23x = 43,089.30 × 17,704.94
  4. Step 4: Simplify right side
    28,791.23x = 762,893,255.70
  5. Step 5: Solve for x
    x = 762,893,255.70/28,791.23
  6. Step 6: Final answer
    x = 26,497.42

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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.