Home / 36,197.79-49,954.95-20,287.37

Finding the Fourth Proportional to 36,197.79, 49,954.95 and 20,287.37

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Solution

The fourth proportional to 36,197.79, 49,954.95 and 20,287.37 is: 27,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,197.79 : 49,954.95 = 20,287.37 : x
  2. Step 2: Convert to fraction form
    36,197.79/49,954.95 = 20,287.37/x
  3. Step 3: Cross multiply
    36,197.79x = 49,954.95 × 20,287.37
  4. Step 4: Simplify right side
    36,197.79x = 1,013,454,304.21
  5. Step 5: Solve for x
    x = 1,013,454,304.21/36,197.79
  6. Step 6: Final answer
    x = 27,997.68

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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.