Home / 36,185.85-49,936.68-20,270.25

Finding the Fourth Proportional to 36,185.85, 49,936.68 and 20,270.25

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Solution

The fourth proportional to 36,185.85, 49,936.68 and 20,270.25 is: 27,973.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,185.85 : 49,936.68 = 20,270.25 : x
  2. Step 2: Convert to fraction form
    36,185.85/49,936.68 = 20,270.25/x
  3. Step 3: Cross multiply
    36,185.85x = 49,936.68 × 20,270.25
  4. Step 4: Simplify right side
    36,185.85x = 1,012,228,987.77
  5. Step 5: Solve for x
    x = 1,012,228,987.77/36,185.85
  6. Step 6: Final answer
    x = 27,973.06

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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.