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Finding the Fourth Proportional to 17,794.90, 26,684.99 and 7,257.77

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Solution

The fourth proportional to 17,794.90, 26,684.99 and 7,257.77 is: 10,883.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,794.90 : 26,684.99 = 7,257.77 : x
  2. Step 2: Convert to fraction form
    17,794.90/26,684.99 = 7,257.77/x
  3. Step 3: Cross multiply
    17,794.90x = 26,684.99 × 7,257.77
  4. Step 4: Simplify right side
    17,794.90x = 193,673,483.58
  5. Step 5: Solve for x
    x = 193,673,483.58/17,794.90
  6. Step 6: Final answer
    x = 10,883.65

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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.