Home / 23,128.62-34,698.33-8,334.78

Finding the Fourth Proportional to 23,128.62, 34,698.33 and 8,334.78

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Solution

The fourth proportional to 23,128.62, 34,698.33 and 8,334.78 is: 12,504.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,128.62 : 34,698.33 = 8,334.78 : x
  2. Step 2: Convert to fraction form
    23,128.62/34,698.33 = 8,334.78/x
  3. Step 3: Cross multiply
    23,128.62x = 34,698.33 × 8,334.78
  4. Step 4: Simplify right side
    23,128.62x = 289,202,946.92
  5. Step 5: Solve for x
    x = 289,202,946.92/23,128.62
  6. Step 6: Final answer
    x = 12,504.12

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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.