Home / 37,242.78-51,394.93-20,247.02

Finding the Fourth Proportional to 37,242.78, 51,394.93 and 20,247.02

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Solution

The fourth proportional to 37,242.78, 51,394.93 and 20,247.02 is: 27,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,242.78 : 51,394.93 = 20,247.02 : x
  2. Step 2: Convert to fraction form
    37,242.78/51,394.93 = 20,247.02/x
  3. Step 3: Cross multiply
    37,242.78x = 51,394.93 × 20,247.02
  4. Step 4: Simplify right side
    37,242.78x = 1,040,594,175.61
  5. Step 5: Solve for x
    x = 1,040,594,175.61/37,242.78
  6. Step 6: Final answer
    x = 27,940.83

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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.