Home / 27,943.14-41,905.83-9,219.69

Finding the Fourth Proportional to 27,943.14, 41,905.83 and 9,219.69

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Solution

The fourth proportional to 27,943.14, 41,905.83 and 9,219.69 is: 13,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943.14 : 41,905.83 = 9,219.69 : x
  2. Step 2: Convert to fraction form
    27,943.14/41,905.83 = 9,219.69/x
  3. Step 3: Cross multiply
    27,943.14x = 41,905.83 × 9,219.69
  4. Step 4: Simplify right side
    27,943.14x = 386,358,796.37
  5. Step 5: Solve for x
    x = 386,358,796.37/27,943.14
  6. Step 6: Final answer
    x = 13,826.60

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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.