Home / 18,201.08-27,301.60-5,722.19

Finding the Fourth Proportional to 18,201.08, 27,301.60 and 5,722.19

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Solution

The fourth proportional to 18,201.08, 27,301.60 and 5,722.19 is: 8,583.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201.08 : 27,301.60 = 5,722.19 : x
  2. Step 2: Convert to fraction form
    18,201.08/27,301.60 = 5,722.19/x
  3. Step 3: Cross multiply
    18,201.08x = 27,301.60 × 5,722.19
  4. Step 4: Simplify right side
    18,201.08x = 156,225,065.08
  5. Step 5: Solve for x
    x = 156,225,065.08/18,201.08
  6. Step 6: Final answer
    x = 8,583.29

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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.