Home / 36,018.62-53,990.98-13,826.01

Finding the Fourth Proportional to 36,018.62, 53,990.98 and 13,826.01

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Solution

The fourth proportional to 36,018.62, 53,990.98 and 13,826.01 is: 20,724.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,018.62 : 53,990.98 = 13,826.01 : x
  2. Step 2: Convert to fraction form
    36,018.62/53,990.98 = 13,826.01/x
  3. Step 3: Cross multiply
    36,018.62x = 53,990.98 × 13,826.01
  4. Step 4: Simplify right side
    36,018.62x = 746,479,794.82
  5. Step 5: Solve for x
    x = 746,479,794.82/36,018.62
  6. Step 6: Final answer
    x = 20,724.83

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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.