Home / 28,907.74-43,364.94-11,134.26

Finding the Fourth Proportional to 28,907.74, 43,364.94 and 11,134.26

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Solution

The fourth proportional to 28,907.74, 43,364.94 and 11,134.26 is: 16,702.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,907.74 : 43,364.94 = 11,134.26 : x
  2. Step 2: Convert to fraction form
    28,907.74/43,364.94 = 11,134.26/x
  3. Step 3: Cross multiply
    28,907.74x = 43,364.94 × 11,134.26
  4. Step 4: Simplify right side
    28,907.74x = 482,836,516.84
  5. Step 5: Solve for x
    x = 482,836,516.84/28,907.74
  6. Step 6: Final answer
    x = 16,702.67

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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.