Home / 27,579.56-41,362.53-12,774.26

Finding the Fourth Proportional to 27,579.56, 41,362.53 and 12,774.26

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Solution

The fourth proportional to 27,579.56, 41,362.53 and 12,774.26 is: 19,158.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579.56 : 41,362.53 = 12,774.26 : x
  2. Step 2: Convert to fraction form
    27,579.56/41,362.53 = 12,774.26/x
  3. Step 3: Cross multiply
    27,579.56x = 41,362.53 × 12,774.26
  4. Step 4: Simplify right side
    27,579.56x = 528,375,712.48
  5. Step 5: Solve for x
    x = 528,375,712.48/27,579.56
  6. Step 6: Final answer
    x = 19,158.24

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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.