Home / 11,924.66-17,886.78-4,133.36

Finding the Fourth Proportional to 11,924.66, 17,886.78 and 4,133.36

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Solution

The fourth proportional to 11,924.66, 17,886.78 and 4,133.36 is: 6,199.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.66 : 17,886.78 = 4,133.36 : x
  2. Step 2: Convert to fraction form
    11,924.66/17,886.78 = 4,133.36/x
  3. Step 3: Cross multiply
    11,924.66x = 17,886.78 × 4,133.36
  4. Step 4: Simplify right side
    11,924.66x = 73,932,500.98
  5. Step 5: Solve for x
    x = 73,932,500.98/11,924.66
  6. Step 6: Final answer
    x = 6,199.97

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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.