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Finding the Fourth Proportional to 17,670.87, 24,392.28 and 11,704.46

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Solution

The fourth proportional to 17,670.87, 24,392.28 and 11,704.46 is: 16,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670.87 : 24,392.28 = 11,704.46 : x
  2. Step 2: Convert to fraction form
    17,670.87/24,392.28 = 11,704.46/x
  3. Step 3: Cross multiply
    17,670.87x = 24,392.28 × 11,704.46
  4. Step 4: Simplify right side
    17,670.87x = 285,498,343.61
  5. Step 5: Solve for x
    x = 285,498,343.61/17,670.87
  6. Step 6: Final answer
    x = 16,156.44

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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.