Home / 17,580.08-26,380.60-6,494.56

Finding the Fourth Proportional to 17,580.08, 26,380.60 and 6,494.56

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Solution

The fourth proportional to 17,580.08, 26,380.60 and 6,494.56 is: 9,745.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.08 : 26,380.60 = 6,494.56 : x
  2. Step 2: Convert to fraction form
    17,580.08/26,380.60 = 6,494.56/x
  3. Step 3: Cross multiply
    17,580.08x = 26,380.60 × 6,494.56
  4. Step 4: Simplify right side
    17,580.08x = 171,330,389.54
  5. Step 5: Solve for x
    x = 171,330,389.54/17,580.08
  6. Step 6: Final answer
    x = 9,745.71

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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.