Home / 36,110.12-54,128.28-13,914.80

Finding the Fourth Proportional to 36,110.12, 54,128.28 and 13,914.80

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Solution

The fourth proportional to 36,110.12, 54,128.28 and 13,914.80 is: 20,857.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,110.12 : 54,128.28 = 13,914.80 : x
  2. Step 2: Convert to fraction form
    36,110.12/54,128.28 = 13,914.80/x
  3. Step 3: Cross multiply
    36,110.12x = 54,128.28 × 13,914.80
  4. Step 4: Simplify right side
    36,110.12x = 753,184,190.54
  5. Step 5: Solve for x
    x = 753,184,190.54/36,110.12
  6. Step 6: Final answer
    x = 20,857.98

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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.