Home / 22,242.06-33,376.26-8,211.87

Finding the Fourth Proportional to 22,242.06, 33,376.26 and 8,211.87

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Solution

The fourth proportional to 22,242.06, 33,376.26 and 8,211.87 is: 12,322.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,242.06 : 33,376.26 = 8,211.87 : x
  2. Step 2: Convert to fraction form
    22,242.06/33,376.26 = 8,211.87/x
  3. Step 3: Cross multiply
    22,242.06x = 33,376.26 × 8,211.87
  4. Step 4: Simplify right side
    22,242.06x = 274,081,508.21
  5. Step 5: Solve for x
    x = 274,081,508.21/22,242.06
  6. Step 6: Final answer
    x = 12,322.67

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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.