Home / 37,942.75-52,357.25-20,945.89

Finding the Fourth Proportional to 37,942.75, 52,357.25 and 20,945.89

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Solution

The fourth proportional to 37,942.75, 52,357.25 and 20,945.89 is: 28,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,942.75 : 52,357.25 = 20,945.89 : x
  2. Step 2: Convert to fraction form
    37,942.75/52,357.25 = 20,945.89/x
  3. Step 3: Cross multiply
    37,942.75x = 52,357.25 × 20,945.89
  4. Step 4: Simplify right side
    37,942.75x = 1,096,669,251.57
  5. Step 5: Solve for x
    x = 1,096,669,251.57/37,942.75
  6. Step 6: Final answer
    x = 28,903.26

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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.