Home / 36,018.74-53,991.16-13,826.14

Finding the Fourth Proportional to 36,018.74, 53,991.16 and 13,826.14

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Solution

The fourth proportional to 36,018.74, 53,991.16 and 13,826.14 is: 20,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,018.74 : 53,991.16 = 13,826.14 : x
  2. Step 2: Convert to fraction form
    36,018.74/53,991.16 = 13,826.14/x
  3. Step 3: Cross multiply
    36,018.74x = 53,991.16 × 13,826.14
  4. Step 4: Simplify right side
    36,018.74x = 746,489,336.92
  5. Step 5: Solve for x
    x = 746,489,336.92/36,018.74
  6. Step 6: Final answer
    x = 20,725.03

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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.