Home / 25,845.46-38,743.56-8,302.97

Finding the Fourth Proportional to 25,845.46, 38,743.56 and 8,302.97

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Solution

The fourth proportional to 25,845.46, 38,743.56 and 8,302.97 is: 12,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,845.46 : 38,743.56 = 8,302.97 : x
  2. Step 2: Convert to fraction form
    25,845.46/38,743.56 = 8,302.97/x
  3. Step 3: Cross multiply
    25,845.46x = 38,743.56 × 8,302.97
  4. Step 4: Simplify right side
    25,845.46x = 321,686,616.37
  5. Step 5: Solve for x
    x = 321,686,616.37/25,845.46
  6. Step 6: Final answer
    x = 12,446.54

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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.