Home / 11,924.87-17,890.49-4,133.68

Finding the Fourth Proportional to 11,924.87, 17,890.49 and 4,133.68

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Solution

The fourth proportional to 11,924.87, 17,890.49 and 4,133.68 is: 6,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.87 : 17,890.49 = 4,133.68 : x
  2. Step 2: Convert to fraction form
    11,924.87/17,890.49 = 4,133.68/x
  3. Step 3: Cross multiply
    11,924.87x = 17,890.49 × 4,133.68
  4. Step 4: Simplify right side
    11,924.87x = 73,953,526.31
  5. Step 5: Solve for x
    x = 73,953,526.31/11,924.87
  6. Step 6: Final answer
    x = 6,201.62

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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.