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Finding the Fourth Proportional to 16,059.31, 22,183.03 and 12,328.58

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Solution

The fourth proportional to 16,059.31, 22,183.03 and 12,328.58 is: 17,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,059.31 : 22,183.03 = 12,328.58 : x
  2. Step 2: Convert to fraction form
    16,059.31/22,183.03 = 12,328.58/x
  3. Step 3: Cross multiply
    16,059.31x = 22,183.03 × 12,328.58
  4. Step 4: Simplify right side
    16,059.31x = 273,485,260.00
  5. Step 5: Solve for x
    x = 273,485,260.00/16,059.31
  6. Step 6: Final answer
    x = 17,029.70

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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.