Home / 11,974.95-17,962.47-4,181.94

Finding the Fourth Proportional to 11,974.95, 17,962.47 and 4,181.94

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Solution

The fourth proportional to 11,974.95, 17,962.47 and 4,181.94 is: 6,272.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.95 : 17,962.47 = 4,181.94 : x
  2. Step 2: Convert to fraction form
    11,974.95/17,962.47 = 4,181.94/x
  3. Step 3: Cross multiply
    11,974.95x = 17,962.47 × 4,181.94
  4. Step 4: Simplify right side
    11,974.95x = 75,117,971.79
  5. Step 5: Solve for x
    x = 75,117,971.79/11,974.95
  6. Step 6: Final answer
    x = 6,272.93

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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.