Home / 36,029.88-49,721.23-20,114.33

Finding the Fourth Proportional to 36,029.88, 49,721.23 and 20,114.33

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Solution

The fourth proportional to 36,029.88, 49,721.23 and 20,114.33 is: 27,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,029.88 : 49,721.23 = 20,114.33 : x
  2. Step 2: Convert to fraction form
    36,029.88/49,721.23 = 20,114.33/x
  3. Step 3: Cross multiply
    36,029.88x = 49,721.23 × 20,114.33
  4. Step 4: Simplify right side
    36,029.88x = 1,000,108,976.48
  5. Step 5: Solve for x
    x = 1,000,108,976.48/36,029.88
  6. Step 6: Final answer
    x = 27,757.77

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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.