Home / 27,489.60-41,191.76-19,072.56

Finding the Fourth Proportional to 27,489.60, 41,191.76 and 19,072.56

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Solution

The fourth proportional to 27,489.60, 41,191.76 and 19,072.56 is: 28,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489.60 : 41,191.76 = 19,072.56 : x
  2. Step 2: Convert to fraction form
    27,489.60/41,191.76 = 19,072.56/x
  3. Step 3: Cross multiply
    27,489.60x = 41,191.76 × 19,072.56
  4. Step 4: Simplify right side
    27,489.60x = 785,632,314.11
  5. Step 5: Solve for x
    x = 785,632,314.11/27,489.60
  6. Step 6: Final answer
    x = 28,579.26

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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.