Home / 19,175.00-28,738.26-8,633.79

Finding the Fourth Proportional to 19,175.00, 28,738.26 and 8,633.79

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Solution

The fourth proportional to 19,175.00, 28,738.26 and 8,633.79 is: 12,939.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175.00 : 28,738.26 = 8,633.79 : x
  2. Step 2: Convert to fraction form
    19,175.00/28,738.26 = 8,633.79/x
  3. Step 3: Cross multiply
    19,175.00x = 28,738.26 × 8,633.79
  4. Step 4: Simplify right side
    19,175.00x = 248,120,101.81
  5. Step 5: Solve for x
    x = 248,120,101.81/19,175.00
  6. Step 6: Final answer
    x = 12,939.77

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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.