Home / 18,203.37-27,309.83-5,722.89

Finding the Fourth Proportional to 18,203.37, 27,309.83 and 5,722.89

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Solution

The fourth proportional to 18,203.37, 27,309.83 and 5,722.89 is: 8,585.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203.37 : 27,309.83 = 5,722.89 : x
  2. Step 2: Convert to fraction form
    18,203.37/27,309.83 = 5,722.89/x
  3. Step 3: Cross multiply
    18,203.37x = 27,309.83 × 5,722.89
  4. Step 4: Simplify right side
    18,203.37x = 156,291,124.39
  5. Step 5: Solve for x
    x = 156,291,124.39/18,203.37
  6. Step 6: Final answer
    x = 8,585.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.