Home / 15,207.92-22,811.91-4,819.64

Finding the Fourth Proportional to 15,207.92, 22,811.91 and 4,819.64

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Solution

The fourth proportional to 15,207.92, 22,811.91 and 4,819.64 is: 7,229.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207.92 : 22,811.91 = 4,819.64 : x
  2. Step 2: Convert to fraction form
    15,207.92/22,811.91 = 4,819.64/x
  3. Step 3: Cross multiply
    15,207.92x = 22,811.91 × 4,819.64
  4. Step 4: Simplify right side
    15,207.92x = 109,945,193.91
  5. Step 5: Solve for x
    x = 109,945,193.91/15,207.92
  6. Step 6: Final answer
    x = 7,229.47

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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.