Home / 35,535.78-53,222.58-30,481.38

Finding the Fourth Proportional to 35,535.78, 53,222.58 and 30,481.38

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Solution

The fourth proportional to 35,535.78, 53,222.58 and 30,481.38 is: 45,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,535.78 : 53,222.58 = 30,481.38 : x
  2. Step 2: Convert to fraction form
    35,535.78/53,222.58 = 30,481.38/x
  3. Step 3: Cross multiply
    35,535.78x = 53,222.58 × 30,481.38
  4. Step 4: Simplify right side
    35,535.78x = 1,622,297,685.56
  5. Step 5: Solve for x
    x = 1,622,297,685.56/35,535.78
  6. Step 6: Final answer
    x = 45,652.51

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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.