Home / 19,410.87-29,091.99-8,304.56

Finding the Fourth Proportional to 19,410.87, 29,091.99 and 8,304.56

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Solution

The fourth proportional to 19,410.87, 29,091.99 and 8,304.56 is: 12,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410.87 : 29,091.99 = 8,304.56 : x
  2. Step 2: Convert to fraction form
    19,410.87/29,091.99 = 8,304.56/x
  3. Step 3: Cross multiply
    19,410.87x = 29,091.99 × 8,304.56
  4. Step 4: Simplify right side
    19,410.87x = 241,596,171.25
  5. Step 5: Solve for x
    x = 241,596,171.25/19,410.87
  6. Step 6: Final answer
    x = 12,446.43

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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.