Home / 28,791.69-39,732.62-16,694.52

Finding the Fourth Proportional to 28,791.69, 39,732.62 and 16,694.52

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Solution

The fourth proportional to 28,791.69, 39,732.62 and 16,694.52 is: 23,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,791.69 : 39,732.62 = 16,694.52 : x
  2. Step 2: Convert to fraction form
    28,791.69/39,732.62 = 16,694.52/x
  3. Step 3: Cross multiply
    28,791.69x = 39,732.62 × 16,694.52
  4. Step 4: Simplify right side
    28,791.69x = 663,317,019.24
  5. Step 5: Solve for x
    x = 663,317,019.24/28,791.69
  6. Step 6: Final answer
    x = 23,038.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.