Home / 23,991.75-36,018.80-18,448.98

Finding the Fourth Proportional to 23,991.75, 36,018.80 and 18,448.98

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Solution

The fourth proportional to 23,991.75, 36,018.80 and 18,448.98 is: 27,697.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.75 : 36,018.80 = 18,448.98 : x
  2. Step 2: Convert to fraction form
    23,991.75/36,018.80 = 18,448.98/x
  3. Step 3: Cross multiply
    23,991.75x = 36,018.80 × 18,448.98
  4. Step 4: Simplify right side
    23,991.75x = 664,510,120.82
  5. Step 5: Solve for x
    x = 664,510,120.82/23,991.75
  6. Step 6: Final answer
    x = 27,697.44

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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.