Home / 25,624.20-38,438.28-8,095.44

Finding the Fourth Proportional to 25,624.20, 38,438.28 and 8,095.44

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Solution

The fourth proportional to 25,624.20, 38,438.28 and 8,095.44 is: 12,143.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624.20 : 38,438.28 = 8,095.44 : x
  2. Step 2: Convert to fraction form
    25,624.20/38,438.28 = 8,095.44/x
  3. Step 3: Cross multiply
    25,624.20x = 38,438.28 × 8,095.44
  4. Step 4: Simplify right side
    25,624.20x = 311,174,789.44
  5. Step 5: Solve for x
    x = 311,174,789.44/25,624.20
  6. Step 6: Final answer
    x = 12,143.79

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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.