Home / 35,936.28-49,593.36-20,021.70

Finding the Fourth Proportional to 35,936.28, 49,593.36 and 20,021.70

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Solution

The fourth proportional to 35,936.28, 49,593.36 and 20,021.70 is: 27,630.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,936.28 : 49,593.36 = 20,021.70 : x
  2. Step 2: Convert to fraction form
    35,936.28/49,593.36 = 20,021.70/x
  3. Step 3: Cross multiply
    35,936.28x = 49,593.36 × 20,021.70
  4. Step 4: Simplify right side
    35,936.28x = 992,943,375.91
  5. Step 5: Solve for x
    x = 992,943,375.91/35,936.28
  6. Step 6: Final answer
    x = 27,630.67

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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.