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Finding the Fourth Proportional to 29,907.70, 44,865.60 and 11,183.20

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Solution

The fourth proportional to 29,907.70, 44,865.60 and 11,183.20 is: 16,776.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,907.70 : 44,865.60 = 11,183.20 : x
  2. Step 2: Convert to fraction form
    29,907.70/44,865.60 = 11,183.20/x
  3. Step 3: Cross multiply
    29,907.70x = 44,865.60 × 11,183.20
  4. Step 4: Simplify right side
    29,907.70x = 501,740,977.92
  5. Step 5: Solve for x
    x = 501,740,977.92/29,907.70
  6. Step 6: Final answer
    x = 16,776.31

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1.5x scale

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.