Home / 26,043.52-39,046.72-12,184.96

Finding the Fourth Proportional to 26,043.52, 39,046.72 and 12,184.96

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Solution

The fourth proportional to 26,043.52, 39,046.72 and 12,184.96 is: 18,268.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,043.52 : 39,046.72 = 12,184.96 : x
  2. Step 2: Convert to fraction form
    26,043.52/39,046.72 = 12,184.96/x
  3. Step 3: Cross multiply
    26,043.52x = 39,046.72 × 12,184.96
  4. Step 4: Simplify right side
    26,043.52x = 475,782,721.33
  5. Step 5: Solve for x
    x = 475,782,721.33/26,043.52
  6. Step 6: Final answer
    x = 18,268.76

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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.