Home / 39,235.21-58,843.94-11,154.64

Finding the Fourth Proportional to 39,235.21, 58,843.94 and 11,154.64

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Solution

The fourth proportional to 39,235.21, 58,843.94 and 11,154.64 is: 16,729.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,235.21 : 58,843.94 = 11,154.64 : x
  2. Step 2: Convert to fraction form
    39,235.21/58,843.94 = 11,154.64/x
  3. Step 3: Cross multiply
    39,235.21x = 58,843.94 × 11,154.64
  4. Step 4: Simplify right side
    39,235.21x = 656,382,764.00
  5. Step 5: Solve for x
    x = 656,382,764.00/39,235.21
  6. Step 6: Final answer
    x = 16,729.43

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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.