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Finding the Fourth Proportional to 22,037.60, 33,059.64 and 7,243.76

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Solution

The fourth proportional to 22,037.60, 33,059.64 and 7,243.76 is: 10,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,037.60 : 33,059.64 = 7,243.76 : x
  2. Step 2: Convert to fraction form
    22,037.60/33,059.64 = 7,243.76/x
  3. Step 3: Cross multiply
    22,037.60x = 33,059.64 × 7,243.76
  4. Step 4: Simplify right side
    22,037.60x = 239,476,097.85
  5. Step 5: Solve for x
    x = 239,476,097.85/22,037.60
  6. Step 6: Final answer
    x = 10,866.70

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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.