Home / 15,322.44-22,944.78-12,237.96

Finding the Fourth Proportional to 15,322.44, 22,944.78 and 12,237.96

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Solution

The fourth proportional to 15,322.44, 22,944.78 and 12,237.96 is: 18,325.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.44 : 22,944.78 = 12,237.96 : x
  2. Step 2: Convert to fraction form
    15,322.44/22,944.78 = 12,237.96/x
  3. Step 3: Cross multiply
    15,322.44x = 22,944.78 × 12,237.96
  4. Step 4: Simplify right side
    15,322.44x = 280,797,299.85
  5. Step 5: Solve for x
    x = 280,797,299.85/15,322.44
  6. Step 6: Final answer
    x = 18,325.89

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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.