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Finding the Fourth Proportional to 22,609.61, 33,924.50 and 8,759.69

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Solution

The fourth proportional to 22,609.61, 33,924.50 and 8,759.69 is: 13,143.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,609.61 : 33,924.50 = 8,759.69 : x
  2. Step 2: Convert to fraction form
    22,609.61/33,924.50 = 8,759.69/x
  3. Step 3: Cross multiply
    22,609.61x = 33,924.50 × 8,759.69
  4. Step 4: Simplify right side
    22,609.61x = 297,168,059.61
  5. Step 5: Solve for x
    x = 297,168,059.61/22,609.61
  6. Step 6: Final answer
    x = 13,143.44

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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.