Home / 26,579.50-39,886.53-10,163.50

Finding the Fourth Proportional to 26,579.50, 39,886.53 and 10,163.50

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Solution

The fourth proportional to 26,579.50, 39,886.53 and 10,163.50 is: 15,251.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.50 : 39,886.53 = 10,163.50 : x
  2. Step 2: Convert to fraction form
    26,579.50/39,886.53 = 10,163.50/x
  3. Step 3: Cross multiply
    26,579.50x = 39,886.53 × 10,163.50
  4. Step 4: Simplify right side
    26,579.50x = 405,386,747.66
  5. Step 5: Solve for x
    x = 405,386,747.66/26,579.50
  6. Step 6: Final answer
    x = 15,251.86

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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.