Home / 19,481.51-26,883.14-10,983.94

Finding the Fourth Proportional to 19,481.51, 26,883.14 and 10,983.94

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Solution

The fourth proportional to 19,481.51, 26,883.14 and 10,983.94 is: 15,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,481.51 : 26,883.14 = 10,983.94 : x
  2. Step 2: Convert to fraction form
    19,481.51/26,883.14 = 10,983.94/x
  3. Step 3: Cross multiply
    19,481.51x = 26,883.14 × 10,983.94
  4. Step 4: Simplify right side
    19,481.51x = 295,282,702.10
  5. Step 5: Solve for x
    x = 295,282,702.10/19,481.51
  6. Step 6: Final answer
    x = 15,157.07

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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.