Home / 12,001.73-18,005.93-3,682.02

Finding the Fourth Proportional to 12,001.73, 18,005.93 and 3,682.02

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Solution

The fourth proportional to 12,001.73, 18,005.93 and 3,682.02 is: 5,524.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.73 : 18,005.93 = 3,682.02 : x
  2. Step 2: Convert to fraction form
    12,001.73/18,005.93 = 3,682.02/x
  3. Step 3: Cross multiply
    12,001.73x = 18,005.93 × 3,682.02
  4. Step 4: Simplify right side
    12,001.73x = 66,298,194.38
  5. Step 5: Solve for x
    x = 66,298,194.38/12,001.73
  6. Step 6: Final answer
    x = 5,524.05

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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.