Home / 19,704.92-29,555.79-7,224.44

Finding the Fourth Proportional to 19,704.92, 29,555.79 and 7,224.44

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Solution

The fourth proportional to 19,704.92, 29,555.79 and 7,224.44 is: 10,836.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.92 : 29,555.79 = 7,224.44 : x
  2. Step 2: Convert to fraction form
    19,704.92/29,555.79 = 7,224.44/x
  3. Step 3: Cross multiply
    19,704.92x = 29,555.79 × 7,224.44
  4. Step 4: Simplify right side
    19,704.92x = 213,524,022.89
  5. Step 5: Solve for x
    x = 213,524,022.89/19,704.92
  6. Step 6: Final answer
    x = 10,836.08

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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.