Home / 13,357.52-20,033.24-5,037.80

Finding the Fourth Proportional to 13,357.52, 20,033.24 and 5,037.80

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Solution

The fourth proportional to 13,357.52, 20,033.24 and 5,037.80 is: 7,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.52 : 20,033.24 = 5,037.80 : x
  2. Step 2: Convert to fraction form
    13,357.52/20,033.24 = 5,037.80/x
  3. Step 3: Cross multiply
    13,357.52x = 20,033.24 × 5,037.80
  4. Step 4: Simplify right side
    13,357.52x = 100,923,456.47
  5. Step 5: Solve for x
    x = 100,923,456.47/13,357.52
  6. Step 6: Final answer
    x = 7,555.55

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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.