Home / 38,606.52-57,891.26-18,861.96

Finding the Fourth Proportional to 38,606.52, 57,891.26 and 18,861.96

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Solution

The fourth proportional to 38,606.52, 57,891.26 and 18,861.96 is: 28,283.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,606.52 : 57,891.26 = 18,861.96 : x
  2. Step 2: Convert to fraction form
    38,606.52/57,891.26 = 18,861.96/x
  3. Step 3: Cross multiply
    38,606.52x = 57,891.26 × 18,861.96
  4. Step 4: Simplify right side
    38,606.52x = 1,091,942,630.47
  5. Step 5: Solve for x
    x = 1,091,942,630.47/38,606.52
  6. Step 6: Final answer
    x = 28,283.89

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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.