Home / 11,624.42-17,438.26-4,228.04

Finding the Fourth Proportional to 11,624.42, 17,438.26 and 4,228.04

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Solution

The fourth proportional to 11,624.42, 17,438.26 and 4,228.04 is: 6,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.42 : 17,438.26 = 4,228.04 : x
  2. Step 2: Convert to fraction form
    11,624.42/17,438.26 = 4,228.04/x
  3. Step 3: Cross multiply
    11,624.42x = 17,438.26 × 4,228.04
  4. Step 4: Simplify right side
    11,624.42x = 73,729,660.81
  5. Step 5: Solve for x
    x = 73,729,660.81/11,624.42
  6. Step 6: Final answer
    x = 6,342.65

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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.