Home / 27,579.68-41,356.72-8,856.24

Finding the Fourth Proportional to 27,579.68, 41,356.72 and 8,856.24

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Solution

The fourth proportional to 27,579.68, 41,356.72 and 8,856.24 is: 13,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579.68 : 41,356.72 = 8,856.24 : x
  2. Step 2: Convert to fraction form
    27,579.68/41,356.72 = 8,856.24/x
  3. Step 3: Cross multiply
    27,579.68x = 41,356.72 × 8,856.24
  4. Step 4: Simplify right side
    27,579.68x = 366,265,037.93
  5. Step 5: Solve for x
    x = 366,265,037.93/27,579.68
  6. Step 6: Final answer
    x = 13,280.25

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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.