Home / 28,759.14-43,113.20-11,241.27

Finding the Fourth Proportional to 28,759.14, 43,113.20 and 11,241.27

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Solution

The fourth proportional to 28,759.14, 43,113.20 and 11,241.27 is: 16,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,759.14 : 43,113.20 = 11,241.27 : x
  2. Step 2: Convert to fraction form
    28,759.14/43,113.20 = 11,241.27/x
  3. Step 3: Cross multiply
    28,759.14x = 43,113.20 × 11,241.27
  4. Step 4: Simplify right side
    28,759.14x = 484,647,065.56
  5. Step 5: Solve for x
    x = 484,647,065.56/28,759.14
  6. Step 6: Final answer
    x = 16,851.93

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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.