Home / 17,942.80-26,915.56-4,794.88

Finding the Fourth Proportional to 17,942.80, 26,915.56 and 4,794.88

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Solution

The fourth proportional to 17,942.80, 26,915.56 and 4,794.88 is: 7,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,942.80 : 26,915.56 = 4,794.88 : x
  2. Step 2: Convert to fraction form
    17,942.80/26,915.56 = 4,794.88/x
  3. Step 3: Cross multiply
    17,942.80x = 26,915.56 × 4,794.88
  4. Step 4: Simplify right side
    17,942.80x = 129,056,880.33
  5. Step 5: Solve for x
    x = 129,056,880.33/17,942.80
  6. Step 6: Final answer
    x = 7,192.68

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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.