Home / 34,111.73-51,136.41-28,880.45

Finding the Fourth Proportional to 34,111.73, 51,136.41 and 28,880.45

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Solution

The fourth proportional to 34,111.73, 51,136.41 and 28,880.45 is: 43,294.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,111.73 : 51,136.41 = 28,880.45 : x
  2. Step 2: Convert to fraction form
    34,111.73/51,136.41 = 28,880.45/x
  3. Step 3: Cross multiply
    34,111.73x = 51,136.41 × 28,880.45
  4. Step 4: Simplify right side
    34,111.73x = 1,476,842,576.57
  5. Step 5: Solve for x
    x = 1,476,842,576.57/34,111.73
  6. Step 6: Final answer
    x = 43,294.27

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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.