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Finding the Fourth Proportional to 41,101.56, 61,652.34 and 9,936.81

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Solution

The fourth proportional to 41,101.56, 61,652.34 and 9,936.81 is: 14,905.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,101.56 : 61,652.34 = 9,936.81 : x
  2. Step 2: Convert to fraction form
    41,101.56/61,652.34 = 9,936.81/x
  3. Step 3: Cross multiply
    41,101.56x = 61,652.34 × 9,936.81
  4. Step 4: Simplify right side
    41,101.56x = 612,627,588.64
  5. Step 5: Solve for x
    x = 612,627,588.64/41,101.56
  6. Step 6: Final answer
    x = 14,905.22

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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.