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Finding the Fourth Proportional to 17,797.40, 24,560.66 and 9,839.64

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Solution

The fourth proportional to 17,797.40, 24,560.66 and 9,839.64 is: 13,578.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,797.40 : 24,560.66 = 9,839.64 : x
  2. Step 2: Convert to fraction form
    17,797.40/24,560.66 = 9,839.64/x
  3. Step 3: Cross multiply
    17,797.40x = 24,560.66 × 9,839.64
  4. Step 4: Simplify right side
    17,797.40x = 241,668,052.56
  5. Step 5: Solve for x
    x = 241,668,052.56/17,797.40
  6. Step 6: Final answer
    x = 13,578.84

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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.