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Finding the Fourth Proportional to 29,874.87, 44,784.24 and 10,139.64

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Solution

The fourth proportional to 29,874.87, 44,784.24 and 10,139.64 is: 15,199.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,874.87 : 44,784.24 = 10,139.64 : x
  2. Step 2: Convert to fraction form
    29,874.87/44,784.24 = 10,139.64/x
  3. Step 3: Cross multiply
    29,874.87x = 44,784.24 × 10,139.64
  4. Step 4: Simplify right side
    29,874.87x = 454,096,071.27
  5. Step 5: Solve for x
    x = 454,096,071.27/29,874.87
  6. Step 6: Final answer
    x = 15,199.93

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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.