Home / 36,203.36-49,960.59-20,287.92

Finding the Fourth Proportional to 36,203.36, 49,960.59 and 20,287.92

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Solution

The fourth proportional to 36,203.36, 49,960.59 and 20,287.92 is: 27,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,203.36 : 49,960.59 = 20,287.92 : x
  2. Step 2: Convert to fraction form
    36,203.36/49,960.59 = 20,287.92/x
  3. Step 3: Cross multiply
    36,203.36x = 49,960.59 × 20,287.92
  4. Step 4: Simplify right side
    36,203.36x = 1,013,596,453.07
  5. Step 5: Solve for x
    x = 1,013,596,453.07/36,203.36
  6. Step 6: Final answer
    x = 27,997.30

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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.