Home / 12,006.44-16,568.10-7,530

Finding the Fourth Proportional to 12,006.44, 16,568.10 and 7,530

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Solution

The fourth proportional to 12,006.44, 16,568.10 and 7,530 is: 10,390.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.44 : 16,568.10 = 7,530 : x
  2. Step 2: Convert to fraction form
    12,006.44/16,568.10 = 7,530/x
  3. Step 3: Cross multiply
    12,006.44x = 16,568.10 × 7,530
  4. Step 4: Simplify right side
    12,006.44x = 124,757,793.00
  5. Step 5: Solve for x
    x = 124,757,793.00/12,006.44
  6. Step 6: Final answer
    x = 10,390.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.