Home / 10,739.52-16,121.07-8,532.54

Finding the Fourth Proportional to 10,739.52, 16,121.07 and 8,532.54

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Solution

The fourth proportional to 10,739.52, 16,121.07 and 8,532.54 is: 12,808.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.52 : 16,121.07 = 8,532.54 : x
  2. Step 2: Convert to fraction form
    10,739.52/16,121.07 = 8,532.54/x
  3. Step 3: Cross multiply
    10,739.52x = 16,121.07 × 8,532.54
  4. Step 4: Simplify right side
    10,739.52x = 137,553,673.73
  5. Step 5: Solve for x
    x = 137,553,673.73/10,739.52
  6. Step 6: Final answer
    x = 12,808.17

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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.