Home / 19,898.44-27,460.26-10,945.96

Finding the Fourth Proportional to 19,898.44, 27,460.26 and 10,945.96

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Solution

The fourth proportional to 19,898.44, 27,460.26 and 10,945.96 is: 15,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898.44 : 27,460.26 = 10,945.96 : x
  2. Step 2: Convert to fraction form
    19,898.44/27,460.26 = 10,945.96/x
  3. Step 3: Cross multiply
    19,898.44x = 27,460.26 × 10,945.96
  4. Step 4: Simplify right side
    19,898.44x = 300,578,907.55
  5. Step 5: Solve for x
    x = 300,578,907.55/19,898.44
  6. Step 6: Final answer
    x = 15,105.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.