Home / 15,375.26-23,040.48-8,349.32

Finding the Fourth Proportional to 15,375.26, 23,040.48 and 8,349.32

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Solution

The fourth proportional to 15,375.26, 23,040.48 and 8,349.32 is: 12,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.26 : 23,040.48 = 8,349.32 : x
  2. Step 2: Convert to fraction form
    15,375.26/23,040.48 = 8,349.32/x
  3. Step 3: Cross multiply
    15,375.26x = 23,040.48 × 8,349.32
  4. Step 4: Simplify right side
    15,375.26x = 192,372,340.47
  5. Step 5: Solve for x
    x = 192,372,340.47/15,375.26
  6. Step 6: Final answer
    x = 12,511.81

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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.