Home / 36,945.37-50,987.21-21,029.81

Finding the Fourth Proportional to 36,945.37, 50,987.21 and 21,029.81

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Solution

The fourth proportional to 36,945.37, 50,987.21 and 21,029.81 is: 29,022.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.37 : 50,987.21 = 21,029.81 : x
  2. Step 2: Convert to fraction form
    36,945.37/50,987.21 = 21,029.81/x
  3. Step 3: Cross multiply
    36,945.37x = 50,987.21 × 21,029.81
  4. Step 4: Simplify right side
    36,945.37x = 1,072,251,338.73
  5. Step 5: Solve for x
    x = 1,072,251,338.73/36,945.37
  6. Step 6: Final answer
    x = 29,022.62

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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.