Home / 37,059.58-51,138.97-21,949.57

Finding the Fourth Proportional to 37,059.58, 51,138.97 and 21,949.57

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Solution

The fourth proportional to 37,059.58, 51,138.97 and 21,949.57 is: 30,288.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,059.58 : 51,138.97 = 21,949.57 : x
  2. Step 2: Convert to fraction form
    37,059.58/51,138.97 = 21,949.57/x
  3. Step 3: Cross multiply
    37,059.58x = 51,138.97 × 21,949.57
  4. Step 4: Simplify right side
    37,059.58x = 1,122,478,401.74
  5. Step 5: Solve for x
    x = 1,122,478,401.74/37,059.58
  6. Step 6: Final answer
    x = 30,288.48

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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.