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Finding the Fourth Proportional to 12,059.52, 18,083.11 and 5,037.62

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Solution

The fourth proportional to 12,059.52, 18,083.11 and 5,037.62 is: 7,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.52 : 18,083.11 = 5,037.62 : x
  2. Step 2: Convert to fraction form
    12,059.52/18,083.11 = 5,037.62/x
  3. Step 3: Cross multiply
    12,059.52x = 18,083.11 × 5,037.62
  4. Step 4: Simplify right side
    12,059.52x = 91,095,800.98
  5. Step 5: Solve for x
    x = 91,095,800.98/12,059.52
  6. Step 6: Final answer
    x = 7,553.85

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1.5x scale

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.