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Finding the Fourth Proportional to 29,447.60, 44,183.12 and 10,728.90

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Solution

The fourth proportional to 29,447.60, 44,183.12 and 10,728.90 is: 16,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,447.60 : 44,183.12 = 10,728.90 : x
  2. Step 2: Convert to fraction form
    29,447.60/44,183.12 = 10,728.90/x
  3. Step 3: Cross multiply
    29,447.60x = 44,183.12 × 10,728.90
  4. Step 4: Simplify right side
    29,447.60x = 474,036,222.52
  5. Step 5: Solve for x
    x = 474,036,222.52/29,447.60
  6. Step 6: Final answer
    x = 16,097.62

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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.