Home / 18,246.78-27,353.76-6,551.82

Finding the Fourth Proportional to 18,246.78, 27,353.76 and 6,551.82

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Solution

The fourth proportional to 18,246.78, 27,353.76 and 6,551.82 is: 9,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.78 : 27,353.76 = 6,551.82 : x
  2. Step 2: Convert to fraction form
    18,246.78/27,353.76 = 6,551.82/x
  3. Step 3: Cross multiply
    18,246.78x = 27,353.76 × 6,551.82
  4. Step 4: Simplify right side
    18,246.78x = 179,216,911.84
  5. Step 5: Solve for x
    x = 179,216,911.84/18,246.78
  6. Step 6: Final answer
    x = 9,821.84

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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.