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Finding the Fourth Proportional to 17,563.42, 26,344.99 and 7,167.88

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Solution

The fourth proportional to 17,563.42, 26,344.99 and 7,167.88 is: 10,751.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,563.42 : 26,344.99 = 7,167.88 : x
  2. Step 2: Convert to fraction form
    17,563.42/26,344.99 = 7,167.88/x
  3. Step 3: Cross multiply
    17,563.42x = 26,344.99 × 7,167.88
  4. Step 4: Simplify right side
    17,563.42x = 188,837,726.92
  5. Step 5: Solve for x
    x = 188,837,726.92/17,563.42
  6. Step 6: Final answer
    x = 10,751.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.