Home / 31,647.46-43,673.79-17,500.54

Finding the Fourth Proportional to 31,647.46, 43,673.79 and 17,500.54

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Solution

The fourth proportional to 31,647.46, 43,673.79 and 17,500.54 is: 24,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,647.46 : 43,673.79 = 17,500.54 : x
  2. Step 2: Convert to fraction form
    31,647.46/43,673.79 = 17,500.54/x
  3. Step 3: Cross multiply
    31,647.46x = 43,673.79 × 17,500.54
  4. Step 4: Simplify right side
    31,647.46x = 764,314,930.63
  5. Step 5: Solve for x
    x = 764,314,930.63/31,647.46
  6. Step 6: Final answer
    x = 24,150.91

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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.