Home / 19,044.37-28,571.10-7,944.89

Finding the Fourth Proportional to 19,044.37, 28,571.10 and 7,944.89

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Solution

The fourth proportional to 19,044.37, 28,571.10 and 7,944.89 is: 11,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044.37 : 28,571.10 = 7,944.89 : x
  2. Step 2: Convert to fraction form
    19,044.37/28,571.10 = 7,944.89/x
  3. Step 3: Cross multiply
    19,044.37x = 28,571.10 × 7,944.89
  4. Step 4: Simplify right side
    19,044.37x = 226,994,141.07
  5. Step 5: Solve for x
    x = 226,994,141.07/19,044.37
  6. Step 6: Final answer
    x = 11,919.23

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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.