Home / 28,893.84-43,342.26-9,173.94

Finding the Fourth Proportional to 28,893.84, 43,342.26 and 9,173.94

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Solution

The fourth proportional to 28,893.84, 43,342.26 and 9,173.94 is: 13,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,893.84 : 43,342.26 = 9,173.94 : x
  2. Step 2: Convert to fraction form
    28,893.84/43,342.26 = 9,173.94/x
  3. Step 3: Cross multiply
    28,893.84x = 43,342.26 × 9,173.94
  4. Step 4: Simplify right side
    28,893.84x = 397,619,292.70
  5. Step 5: Solve for x
    x = 397,619,292.70/28,893.84
  6. Step 6: Final answer
    x = 13,761.39

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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.