Home / 12,557.54-18,836.17-3,069.94

Finding the Fourth Proportional to 12,557.54, 18,836.17 and 3,069.94

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Solution

The fourth proportional to 12,557.54, 18,836.17 and 3,069.94 is: 4,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557.54 : 18,836.17 = 3,069.94 : x
  2. Step 2: Convert to fraction form
    12,557.54/18,836.17 = 3,069.94/x
  3. Step 3: Cross multiply
    12,557.54x = 18,836.17 × 3,069.94
  4. Step 4: Simplify right side
    12,557.54x = 57,825,911.73
  5. Step 5: Solve for x
    x = 57,825,911.73/12,557.54
  6. Step 6: Final answer
    x = 4,604.88

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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.