Home / 28,701.82-43,044.36-11,167.48

Finding the Fourth Proportional to 28,701.82, 43,044.36 and 11,167.48

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Solution

The fourth proportional to 28,701.82, 43,044.36 and 11,167.48 is: 16,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,701.82 : 43,044.36 = 11,167.48 : x
  2. Step 2: Convert to fraction form
    28,701.82/43,044.36 = 11,167.48/x
  3. Step 3: Cross multiply
    28,701.82x = 43,044.36 × 11,167.48
  4. Step 4: Simplify right side
    28,701.82x = 480,697,029.41
  5. Step 5: Solve for x
    x = 480,697,029.41/28,701.82
  6. Step 6: Final answer
    x = 16,747.96

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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.