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Finding the Fourth Proportional to 15,066.62, 22,604.15 and 5,578.79

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Solution

The fourth proportional to 15,066.62, 22,604.15 and 5,578.79 is: 8,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,066.62 : 22,604.15 = 5,578.79 : x
  2. Step 2: Convert to fraction form
    15,066.62/22,604.15 = 5,578.79/x
  3. Step 3: Cross multiply
    15,066.62x = 22,604.15 × 5,578.79
  4. Step 4: Simplify right side
    15,066.62x = 126,103,819.93
  5. Step 5: Solve for x
    x = 126,103,819.93/15,066.62
  6. Step 6: Final answer
    x = 8,369.75

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1.5x scale

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.