Home / 36,078.75-54,110.70-13,884.48

Finding the Fourth Proportional to 36,078.75, 54,110.70 and 13,884.48

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Solution

The fourth proportional to 36,078.75, 54,110.70 and 13,884.48 is: 20,823.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,078.75 : 54,110.70 = 13,884.48 : x
  2. Step 2: Convert to fraction form
    36,078.75/54,110.70 = 13,884.48/x
  3. Step 3: Cross multiply
    36,078.75x = 54,110.70 × 13,884.48
  4. Step 4: Simplify right side
    36,078.75x = 751,298,931.94
  5. Step 5: Solve for x
    x = 751,298,931.94/36,078.75
  6. Step 6: Final answer
    x = 20,823.86

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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.