Home / 17,627.20-26,433.94-8,856

Finding the Fourth Proportional to 17,627.20, 26,433.94 and 8,856

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Solution

The fourth proportional to 17,627.20, 26,433.94 and 8,856 is: 13,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,627.20 : 26,433.94 = 8,856 : x
  2. Step 2: Convert to fraction form
    17,627.20/26,433.94 = 8,856/x
  3. Step 3: Cross multiply
    17,627.20x = 26,433.94 × 8,856
  4. Step 4: Simplify right side
    17,627.20x = 234,098,972.64
  5. Step 5: Solve for x
    x = 234,098,972.64/17,627.20
  6. Step 6: Final answer
    x = 13,280.55

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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.