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Finding the Fourth Proportional to 23,319.26, 34,978.02 and 6,679.27

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Solution

The fourth proportional to 23,319.26, 34,978.02 and 6,679.27 is: 10,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.26 : 34,978.02 = 6,679.27 : x
  2. Step 2: Convert to fraction form
    23,319.26/34,978.02 = 6,679.27/x
  3. Step 3: Cross multiply
    23,319.26x = 34,978.02 × 6,679.27
  4. Step 4: Simplify right side
    23,319.26x = 233,627,639.65
  5. Step 5: Solve for x
    x = 233,627,639.65/23,319.26
  6. Step 6: Final answer
    x = 10,018.66

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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.