Home / 29,796.48-41,103.72-20,236.86

Finding the Fourth Proportional to 29,796.48, 41,103.72 and 20,236.86

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Solution

The fourth proportional to 29,796.48, 41,103.72 and 20,236.86 is: 27,916.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,796.48 : 41,103.72 = 20,236.86 : x
  2. Step 2: Convert to fraction form
    29,796.48/41,103.72 = 20,236.86/x
  3. Step 3: Cross multiply
    29,796.48x = 41,103.72 × 20,236.86
  4. Step 4: Simplify right side
    29,796.48x = 831,810,227.12
  5. Step 5: Solve for x
    x = 831,810,227.12/29,796.48
  6. Step 6: Final answer
    x = 27,916.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.