Home / 26,930.24-40,397.52-9,399.68

Finding the Fourth Proportional to 26,930.24, 40,397.52 and 9,399.68

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Solution

The fourth proportional to 26,930.24, 40,397.52 and 9,399.68 is: 14,100.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.24 : 40,397.52 = 9,399.68 : x
  2. Step 2: Convert to fraction form
    26,930.24/40,397.52 = 9,399.68/x
  3. Step 3: Cross multiply
    26,930.24x = 40,397.52 × 9,399.68
  4. Step 4: Simplify right side
    26,930.24x = 379,723,760.79
  5. Step 5: Solve for x
    x = 379,723,760.79/26,930.24
  6. Step 6: Final answer
    x = 14,100.27

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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.