Home / 36,863.16-55,293.52-20,231.02

Finding the Fourth Proportional to 36,863.16, 55,293.52 and 20,231.02

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Solution

The fourth proportional to 36,863.16, 55,293.52 and 20,231.02 is: 30,345.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,863.16 : 55,293.52 = 20,231.02 : x
  2. Step 2: Convert to fraction form
    36,863.16/55,293.52 = 20,231.02/x
  3. Step 3: Cross multiply
    36,863.16x = 55,293.52 × 20,231.02
  4. Step 4: Simplify right side
    36,863.16x = 1,118,644,308.99
  5. Step 5: Solve for x
    x = 1,118,644,308.99/36,863.16
  6. Step 6: Final answer
    x = 30,345.86

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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.