Home / 30,621.78-45,837.24-23,583.54

Finding the Fourth Proportional to 30,621.78, 45,837.24 and 23,583.54

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Solution

The fourth proportional to 30,621.78, 45,837.24 and 23,583.54 is: 35,301.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,621.78 : 45,837.24 = 23,583.54 : x
  2. Step 2: Convert to fraction form
    30,621.78/45,837.24 = 23,583.54/x
  3. Step 3: Cross multiply
    30,621.78x = 45,837.24 × 23,583.54
  4. Step 4: Simplify right side
    30,621.78x = 1,081,004,383.03
  5. Step 5: Solve for x
    x = 1,081,004,383.03/30,621.78
  6. Step 6: Final answer
    x = 35,301.81

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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.