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Finding the Fourth Proportional to 69,884.73, 104,794.81 and 22,491

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Solution

The fourth proportional to 69,884.73, 104,794.81 and 22,491 is: 33,726.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,884.73 : 104,794.81 = 22,491 : x
  2. Step 2: Convert to fraction form
    69,884.73/104,794.81 = 22,491/x
  3. Step 3: Cross multiply
    69,884.73x = 104,794.81 × 22,491
  4. Step 4: Simplify right side
    69,884.73x = 2,356,940,071.71
  5. Step 5: Solve for x
    x = 2,356,940,071.71/69,884.73
  6. Step 6: Final answer
    x = 33,726.11

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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.