Home / 33,102.50-49,638.12-12,027.67

Finding the Fourth Proportional to 33,102.50, 49,638.12 and 12,027.67

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Solution

The fourth proportional to 33,102.50, 49,638.12 and 12,027.67 is: 18,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,102.50 : 49,638.12 = 12,027.67 : x
  2. Step 2: Convert to fraction form
    33,102.50/49,638.12 = 12,027.67/x
  3. Step 3: Cross multiply
    33,102.50x = 49,638.12 × 12,027.67
  4. Step 4: Simplify right side
    33,102.50x = 597,030,926.78
  5. Step 5: Solve for x
    x = 597,030,926.78/33,102.50
  6. Step 6: Final answer
    x = 18,035.83

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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.