Home / 26,011.53-39,023.51-8,481.38

Finding the Fourth Proportional to 26,011.53, 39,023.51 and 8,481.38

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Solution

The fourth proportional to 26,011.53, 39,023.51 and 8,481.38 is: 12,724.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,011.53 : 39,023.51 = 8,481.38 : x
  2. Step 2: Convert to fraction form
    26,011.53/39,023.51 = 8,481.38/x
  3. Step 3: Cross multiply
    26,011.53x = 39,023.51 × 8,481.38
  4. Step 4: Simplify right side
    26,011.53x = 330,972,979.72
  5. Step 5: Solve for x
    x = 330,972,979.72/26,011.53
  6. Step 6: Final answer
    x = 12,724.09

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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.