Home / 36,110.79-54,146.34-11,144.03

Finding the Fourth Proportional to 36,110.79, 54,146.34 and 11,144.03

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Solution

The fourth proportional to 36,110.79, 54,146.34 and 11,144.03 is: 16,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,110.79 : 54,146.34 = 11,144.03 : x
  2. Step 2: Convert to fraction form
    36,110.79/54,146.34 = 11,144.03/x
  3. Step 3: Cross multiply
    36,110.79x = 54,146.34 × 11,144.03
  4. Step 4: Simplify right side
    36,110.79x = 603,408,437.35
  5. Step 5: Solve for x
    x = 603,408,437.35/36,110.79
  6. Step 6: Final answer
    x = 16,709.92

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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.