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Finding the Fourth Proportional to 18,573.03, 27,861.52 and 5,923.77

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Solution

The fourth proportional to 18,573.03, 27,861.52 and 5,923.77 is: 8,886.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,573.03 : 27,861.52 = 5,923.77 : x
  2. Step 2: Convert to fraction form
    18,573.03/27,861.52 = 5,923.77/x
  3. Step 3: Cross multiply
    18,573.03x = 27,861.52 × 5,923.77
  4. Step 4: Simplify right side
    18,573.03x = 165,045,128.15
  5. Step 5: Solve for x
    x = 165,045,128.15/18,573.03
  6. Step 6: Final answer
    x = 8,886.28

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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.