Home / 12,366.24-18,552-3,601.92

Finding the Fourth Proportional to 12,366.24, 18,552 and 3,601.92

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Solution

The fourth proportional to 12,366.24, 18,552 and 3,601.92 is: 5,403.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,366.24 : 18,552 = 3,601.92 : x
  2. Step 2: Convert to fraction form
    12,366.24/18,552 = 3,601.92/x
  3. Step 3: Cross multiply
    12,366.24x = 18,552 × 3,601.92
  4. Step 4: Simplify right side
    12,366.24x = 66,822,819.84
  5. Step 5: Solve for x
    x = 66,822,819.84/12,366.24
  6. Step 6: Final answer
    x = 5,403.65

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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.