Home / 41,986.44-57,993.30-30,483

Finding the Fourth Proportional to 41,986.44, 57,993.30 and 30,483

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Solution

The fourth proportional to 41,986.44, 57,993.30 and 30,483 is: 42,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,986.44 : 57,993.30 = 30,483 : x
  2. Step 2: Convert to fraction form
    41,986.44/57,993.30 = 30,483/x
  3. Step 3: Cross multiply
    41,986.44x = 57,993.30 × 30,483
  4. Step 4: Simplify right side
    41,986.44x = 1,767,809,763.90
  5. Step 5: Solve for x
    x = 1,767,809,763.90/41,986.44
  6. Step 6: Final answer
    x = 42,104.30

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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.