Home / 30,143.44-41,589.46-23,750.21

Finding the Fourth Proportional to 30,143.44, 41,589.46 and 23,750.21

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Solution

The fourth proportional to 30,143.44, 41,589.46 and 23,750.21 is: 32,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,143.44 : 41,589.46 = 23,750.21 : x
  2. Step 2: Convert to fraction form
    30,143.44/41,589.46 = 23,750.21/x
  3. Step 3: Cross multiply
    30,143.44x = 41,589.46 × 23,750.21
  4. Step 4: Simplify right side
    30,143.44x = 987,758,082.09
  5. Step 5: Solve for x
    x = 987,758,082.09/30,143.44
  6. Step 6: Final answer
    x = 32,768.60

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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.