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Finding the Fourth Proportional to 17,410.78, 26,117.07 and 8,059.54

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Solution

The fourth proportional to 17,410.78, 26,117.07 and 8,059.54 is: 12,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,410.78 : 26,117.07 = 8,059.54 : x
  2. Step 2: Convert to fraction form
    17,410.78/26,117.07 = 8,059.54/x
  3. Step 3: Cross multiply
    17,410.78x = 26,117.07 × 8,059.54
  4. Step 4: Simplify right side
    17,410.78x = 210,491,570.35
  5. Step 5: Solve for x
    x = 210,491,570.35/17,410.78
  6. Step 6: Final answer
    x = 12,089.73

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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.