Home / 36,945.68-50,983.56-20,179.28

Finding the Fourth Proportional to 36,945.68, 50,983.56 and 20,179.28

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Solution

The fourth proportional to 36,945.68, 50,983.56 and 20,179.28 is: 27,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.68 : 50,983.56 = 20,179.28 : x
  2. Step 2: Convert to fraction form
    36,945.68/50,983.56 = 20,179.28/x
  3. Step 3: Cross multiply
    36,945.68x = 50,983.56 × 20,179.28
  4. Step 4: Simplify right side
    36,945.68x = 1,028,811,532.64
  5. Step 5: Solve for x
    x = 1,028,811,532.64/36,945.68
  6. Step 6: Final answer
    x = 27,846.60

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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.