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Finding the Fourth Proportional to 17,652.16, 26,481.50 and 5,806.60

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Solution

The fourth proportional to 17,652.16, 26,481.50 and 5,806.60 is: 8,710.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,652.16 : 26,481.50 = 5,806.60 : x
  2. Step 2: Convert to fraction form
    17,652.16/26,481.50 = 5,806.60/x
  3. Step 3: Cross multiply
    17,652.16x = 26,481.50 × 5,806.60
  4. Step 4: Simplify right side
    17,652.16x = 153,767,477.90
  5. Step 5: Solve for x
    x = 153,767,477.90/17,652.16
  6. Step 6: Final answer
    x = 8,710.97

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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.