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Finding the Fourth Proportional to 34,914.70, 48,183.37 and 19,807.99

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Solution

The fourth proportional to 34,914.70, 48,183.37 and 19,807.99 is: 27,335.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,914.70 : 48,183.37 = 19,807.99 : x
  2. Step 2: Convert to fraction form
    34,914.70/48,183.37 = 19,807.99/x
  3. Step 3: Cross multiply
    34,914.70x = 48,183.37 × 19,807.99
  4. Step 4: Simplify right side
    34,914.70x = 954,415,840.03
  5. Step 5: Solve for x
    x = 954,415,840.03/34,914.70
  6. Step 6: Final answer
    x = 27,335.65

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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.