Home / 19,100.44-28,634.36-7,247.58

Finding the Fourth Proportional to 19,100.44, 28,634.36 and 7,247.58

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Solution

The fourth proportional to 19,100.44, 28,634.36 and 7,247.58 is: 10,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.44 : 28,634.36 = 7,247.58 : x
  2. Step 2: Convert to fraction form
    19,100.44/28,634.36 = 7,247.58/x
  3. Step 3: Cross multiply
    19,100.44x = 28,634.36 × 7,247.58
  4. Step 4: Simplify right side
    19,100.44x = 207,529,814.85
  5. Step 5: Solve for x
    x = 207,529,814.85/19,100.44
  6. Step 6: Final answer
    x = 10,865.19

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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.