Home / 36,099.87-49,822.46-20,185.19

Finding the Fourth Proportional to 36,099.87, 49,822.46 and 20,185.19

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Solution

The fourth proportional to 36,099.87, 49,822.46 and 20,185.19 is: 27,858.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,099.87 : 49,822.46 = 20,185.19 : x
  2. Step 2: Convert to fraction form
    36,099.87/49,822.46 = 20,185.19/x
  3. Step 3: Cross multiply
    36,099.87x = 49,822.46 × 20,185.19
  4. Step 4: Simplify right side
    36,099.87x = 1,005,675,821.37
  5. Step 5: Solve for x
    x = 1,005,675,821.37/36,099.87
  6. Step 6: Final answer
    x = 27,858.16

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1.5x scale

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.