Home / 15,583.52-23,375.04-3,896.72

Finding the Fourth Proportional to 15,583.52, 23,375.04 and 3,896.72

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Solution

The fourth proportional to 15,583.52, 23,375.04 and 3,896.72 is: 5,845.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583.52 : 23,375.04 = 3,896.72 : x
  2. Step 2: Convert to fraction form
    15,583.52/23,375.04 = 3,896.72/x
  3. Step 3: Cross multiply
    15,583.52x = 23,375.04 × 3,896.72
  4. Step 4: Simplify right side
    15,583.52x = 91,085,985.87
  5. Step 5: Solve for x
    x = 91,085,985.87/15,583.52
  6. Step 6: Final answer
    x = 5,845.02

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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.