Home / 27,211.06-40,844.40-14,072.86

Finding the Fourth Proportional to 27,211.06, 40,844.40 and 14,072.86

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Solution

The fourth proportional to 27,211.06, 40,844.40 and 14,072.86 is: 21,123.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,211.06 : 40,844.40 = 14,072.86 : x
  2. Step 2: Convert to fraction form
    27,211.06/40,844.40 = 14,072.86/x
  3. Step 3: Cross multiply
    27,211.06x = 40,844.40 × 14,072.86
  4. Step 4: Simplify right side
    27,211.06x = 574,797,522.98
  5. Step 5: Solve for x
    x = 574,797,522.98/27,211.06
  6. Step 6: Final answer
    x = 21,123.67

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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.