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Finding the Fourth Proportional to 30,097.87, 44,963.78 and 19,481.41

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Solution

The fourth proportional to 30,097.87, 44,963.78 and 19,481.41 is: 29,103.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,097.87 : 44,963.78 = 19,481.41 : x
  2. Step 2: Convert to fraction form
    30,097.87/44,963.78 = 19,481.41/x
  3. Step 3: Cross multiply
    30,097.87x = 44,963.78 × 19,481.41
  4. Step 4: Simplify right side
    30,097.87x = 875,957,559.81
  5. Step 5: Solve for x
    x = 875,957,559.81/30,097.87
  6. Step 6: Final answer
    x = 29,103.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.