Home / 15,207.35-22,811.83-4,819.91

Finding the Fourth Proportional to 15,207.35, 22,811.83 and 4,819.91

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Solution

The fourth proportional to 15,207.35, 22,811.83 and 4,819.91 is: 7,230.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207.35 : 22,811.83 = 4,819.91 : x
  2. Step 2: Convert to fraction form
    15,207.35/22,811.83 = 4,819.91/x
  3. Step 3: Cross multiply
    15,207.35x = 22,811.83 × 4,819.91
  4. Step 4: Simplify right side
    15,207.35x = 109,950,841.43
  5. Step 5: Solve for x
    x = 109,950,841.43/15,207.35
  6. Step 6: Final answer
    x = 7,230.11

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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.