Home / 28,696.26-43,044.39-8,974.89

Finding the Fourth Proportional to 28,696.26, 43,044.39 and 8,974.89

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Solution

The fourth proportional to 28,696.26, 43,044.39 and 8,974.89 is: 13,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,696.26 : 43,044.39 = 8,974.89 : x
  2. Step 2: Convert to fraction form
    28,696.26/43,044.39 = 8,974.89/x
  3. Step 3: Cross multiply
    28,696.26x = 43,044.39 × 8,974.89
  4. Step 4: Simplify right side
    28,696.26x = 386,318,665.37
  5. Step 5: Solve for x
    x = 386,318,665.37/28,696.26
  6. Step 6: Final answer
    x = 13,462.34

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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.