Home / 23,208.62-34,812.63-5,678.60

Finding the Fourth Proportional to 23,208.62, 34,812.63 and 5,678.60

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Solution

The fourth proportional to 23,208.62, 34,812.63 and 5,678.60 is: 8,517.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,208.62 : 34,812.63 = 5,678.60 : x
  2. Step 2: Convert to fraction form
    23,208.62/34,812.63 = 5,678.60/x
  3. Step 3: Cross multiply
    23,208.62x = 34,812.63 × 5,678.60
  4. Step 4: Simplify right side
    23,208.62x = 197,686,826.65
  5. Step 5: Solve for x
    x = 197,686,826.65/23,208.62
  6. Step 6: Final answer
    x = 8,517.82

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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.