Home / 36,945.36-50,987.20-21,029.82

Finding the Fourth Proportional to 36,945.36, 50,987.20 and 21,029.82

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Solution

The fourth proportional to 36,945.36, 50,987.20 and 21,029.82 is: 29,022.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.36 : 50,987.20 = 21,029.82 : x
  2. Step 2: Convert to fraction form
    36,945.36/50,987.20 = 21,029.82/x
  3. Step 3: Cross multiply
    36,945.36x = 50,987.20 × 21,029.82
  4. Step 4: Simplify right side
    36,945.36x = 1,072,251,638.30
  5. Step 5: Solve for x
    x = 1,072,251,638.30/36,945.36
  6. Step 6: Final answer
    x = 29,022.63

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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.