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Finding the Fourth Proportional to 17,396.78, 24,007.34 and 9,438.92

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Solution

The fourth proportional to 17,396.78, 24,007.34 and 9,438.92 is: 13,025.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,396.78 : 24,007.34 = 9,438.92 : x
  2. Step 2: Convert to fraction form
    17,396.78/24,007.34 = 9,438.92/x
  3. Step 3: Cross multiply
    17,396.78x = 24,007.34 × 9,438.92
  4. Step 4: Simplify right side
    17,396.78x = 226,603,361.67
  5. Step 5: Solve for x
    x = 226,603,361.67/17,396.78
  6. Step 6: Final answer
    x = 13,025.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.