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Finding the Fourth Proportional to 17,396.55, 24,027.18 and 11,454.78

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Solution

The fourth proportional to 17,396.55, 24,027.18 and 11,454.78 is: 15,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,396.55 : 24,027.18 = 11,454.78 : x
  2. Step 2: Convert to fraction form
    17,396.55/24,027.18 = 11,454.78/x
  3. Step 3: Cross multiply
    17,396.55x = 24,027.18 × 11,454.78
  4. Step 4: Simplify right side
    17,396.55x = 275,226,060.92
  5. Step 5: Solve for x
    x = 275,226,060.92/17,396.55
  6. Step 6: Final answer
    x = 15,820.73

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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.