Home / 27,451.53-41,183.37-8,478.09

Finding the Fourth Proportional to 27,451.53, 41,183.37 and 8,478.09

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Solution

The fourth proportional to 27,451.53, 41,183.37 and 8,478.09 is: 12,719.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,451.53 : 41,183.37 = 8,478.09 : x
  2. Step 2: Convert to fraction form
    27,451.53/41,183.37 = 8,478.09/x
  3. Step 3: Cross multiply
    27,451.53x = 41,183.37 × 8,478.09
  4. Step 4: Simplify right side
    27,451.53x = 349,156,317.36
  5. Step 5: Solve for x
    x = 349,156,317.36/27,451.53
  6. Step 6: Final answer
    x = 12,719.01

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1.5x scale

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.