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Finding the Fourth Proportional to 17,396.95, 26,099.70 and 8,043.47

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Solution

The fourth proportional to 17,396.95, 26,099.70 and 8,043.47 is: 12,067.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,396.95 : 26,099.70 = 8,043.47 : x
  2. Step 2: Convert to fraction form
    17,396.95/26,099.70 = 8,043.47/x
  3. Step 3: Cross multiply
    17,396.95x = 26,099.70 × 8,043.47
  4. Step 4: Simplify right side
    17,396.95x = 209,932,153.96
  5. Step 5: Solve for x
    x = 209,932,153.96/17,396.95
  6. Step 6: Final answer
    x = 12,067.19

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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.