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Finding the Fourth Proportional to 17,652.78, 26,481.87 and 5,962.86

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Solution

The fourth proportional to 17,652.78, 26,481.87 and 5,962.86 is: 8,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,652.78 : 26,481.87 = 5,962.86 : x
  2. Step 2: Convert to fraction form
    17,652.78/26,481.87 = 5,962.86/x
  3. Step 3: Cross multiply
    17,652.78x = 26,481.87 × 5,962.86
  4. Step 4: Simplify right side
    17,652.78x = 157,907,683.35
  5. Step 5: Solve for x
    x = 157,907,683.35/17,652.78
  6. Step 6: Final answer
    x = 8,945.20

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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.