Home / 11,924.41-17,875.66-4,127.77

Finding the Fourth Proportional to 11,924.41, 17,875.66 and 4,127.77

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Solution

The fourth proportional to 11,924.41, 17,875.66 and 4,127.77 is: 6,187.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.41 : 17,875.66 = 4,127.77 : x
  2. Step 2: Convert to fraction form
    11,924.41/17,875.66 = 4,127.77/x
  3. Step 3: Cross multiply
    11,924.41x = 17,875.66 × 4,127.77
  4. Step 4: Simplify right side
    11,924.41x = 73,786,503.06
  5. Step 5: Solve for x
    x = 73,786,503.06/11,924.41
  6. Step 6: Final answer
    x = 6,187.86

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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.