Home / 13,356.24-20,040.60-5,959.92

Finding the Fourth Proportional to 13,356.24, 20,040.60 and 5,959.92

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Solution

The fourth proportional to 13,356.24, 20,040.60 and 5,959.92 is: 8,942.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.24 : 20,040.60 = 5,959.92 : x
  2. Step 2: Convert to fraction form
    13,356.24/20,040.60 = 5,959.92/x
  3. Step 3: Cross multiply
    13,356.24x = 20,040.60 × 5,959.92
  4. Step 4: Simplify right side
    13,356.24x = 119,440,372.75
  5. Step 5: Solve for x
    x = 119,440,372.75/13,356.24
  6. Step 6: Final answer
    x = 8,942.66

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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.