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Finding the Fourth Proportional to 17,250.56, 25,879.14 and 5,560.64

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Solution

The fourth proportional to 17,250.56, 25,879.14 and 5,560.64 is: 8,342.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,250.56 : 25,879.14 = 5,560.64 : x
  2. Step 2: Convert to fraction form
    17,250.56/25,879.14 = 5,560.64/x
  3. Step 3: Cross multiply
    17,250.56x = 25,879.14 × 5,560.64
  4. Step 4: Simplify right side
    17,250.56x = 143,904,581.05
  5. Step 5: Solve for x
    x = 143,904,581.05/17,250.56
  6. Step 6: Final answer
    x = 8,342.02

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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.