Home / 36,186.53-49,936.52-20,270.87

Finding the Fourth Proportional to 36,186.53, 49,936.52 and 20,270.87

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Solution

The fourth proportional to 36,186.53, 49,936.52 and 20,270.87 is: 27,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,186.53 : 49,936.52 = 20,270.87 : x
  2. Step 2: Convert to fraction form
    36,186.53/49,936.52 = 20,270.87/x
  3. Step 3: Cross multiply
    36,186.53x = 49,936.52 × 20,270.87
  4. Step 4: Simplify right side
    36,186.53x = 1,012,256,603.82
  5. Step 5: Solve for x
    x = 1,012,256,603.82/36,186.53
  6. Step 6: Final answer
    x = 27,973.30

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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.