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Finding the Fourth Proportional to 17,550.56, 26,325.88 and 8,776.64

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Solution

The fourth proportional to 17,550.56, 26,325.88 and 8,776.64 is: 13,164.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,550.56 : 26,325.88 = 8,776.64 : x
  2. Step 2: Convert to fraction form
    17,550.56/26,325.88 = 8,776.64/x
  3. Step 3: Cross multiply
    17,550.56x = 26,325.88 × 8,776.64
  4. Step 4: Simplify right side
    17,550.56x = 231,052,771.44
  5. Step 5: Solve for x
    x = 231,052,771.44/17,550.56
  6. Step 6: Final answer
    x = 13,164.98

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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.