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Finding the Fourth Proportional to 17,565.44, 26,346.72 and 5,253.44

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Solution

The fourth proportional to 17,565.44, 26,346.72 and 5,253.44 is: 7,879.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.44 : 26,346.72 = 5,253.44 : x
  2. Step 2: Convert to fraction form
    17,565.44/26,346.72 = 5,253.44/x
  3. Step 3: Cross multiply
    17,565.44x = 26,346.72 × 5,253.44
  4. Step 4: Simplify right side
    17,565.44x = 138,410,912.72
  5. Step 5: Solve for x
    x = 138,410,912.72/17,565.44
  6. Step 6: Final answer
    x = 7,879.73

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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.