Home / 26,624.45-39,942.92-7,904.64

Finding the Fourth Proportional to 26,624.45, 39,942.92 and 7,904.64

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Solution

The fourth proportional to 26,624.45, 39,942.92 and 7,904.64 is: 11,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,624.45 : 39,942.92 = 7,904.64 : x
  2. Step 2: Convert to fraction form
    26,624.45/39,942.92 = 7,904.64/x
  3. Step 3: Cross multiply
    26,624.45x = 39,942.92 × 7,904.64
  4. Step 4: Simplify right side
    26,624.45x = 315,734,348.02
  5. Step 5: Solve for x
    x = 315,734,348.02/26,624.45
  6. Step 6: Final answer
    x = 11,858.81

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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.