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Finding the Fourth Proportional to 17,396.56, 24,007.20 and 10,328.80

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Solution

The fourth proportional to 17,396.56, 24,007.20 and 10,328.80 is: 14,253.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,396.56 : 24,007.20 = 10,328.80 : x
  2. Step 2: Convert to fraction form
    17,396.56/24,007.20 = 10,328.80/x
  3. Step 3: Cross multiply
    17,396.56x = 24,007.20 × 10,328.80
  4. Step 4: Simplify right side
    17,396.56x = 247,965,567.36
  5. Step 5: Solve for x
    x = 247,965,567.36/17,396.56
  6. Step 6: Final answer
    x = 14,253.71

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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.