Home / 26,890.74-40,336.26-9,360.54

Finding the Fourth Proportional to 26,890.74, 40,336.26 and 9,360.54

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Solution

The fourth proportional to 26,890.74, 40,336.26 and 9,360.54 is: 14,040.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890.74 : 40,336.26 = 9,360.54 : x
  2. Step 2: Convert to fraction form
    26,890.74/40,336.26 = 9,360.54/x
  3. Step 3: Cross multiply
    26,890.74x = 40,336.26 × 9,360.54
  4. Step 4: Simplify right side
    26,890.74x = 377,569,175.18
  5. Step 5: Solve for x
    x = 377,569,175.18/26,890.74
  6. Step 6: Final answer
    x = 14,040.86

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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.