Home / 26,960.85-40,440.06-7,239.38

Finding the Fourth Proportional to 26,960.85, 40,440.06 and 7,239.38

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Solution

The fourth proportional to 26,960.85, 40,440.06 and 7,239.38 is: 10,858.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,960.85 : 40,440.06 = 7,239.38 : x
  2. Step 2: Convert to fraction form
    26,960.85/40,440.06 = 7,239.38/x
  3. Step 3: Cross multiply
    26,960.85x = 40,440.06 × 7,239.38
  4. Step 4: Simplify right side
    26,960.85x = 292,760,759.36
  5. Step 5: Solve for x
    x = 292,760,759.36/26,960.85
  6. Step 6: Final answer
    x = 10,858.74

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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.