Home / 27,607.38-41,405.25-8,889.09

Finding the Fourth Proportional to 27,607.38, 41,405.25 and 8,889.09

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Solution

The fourth proportional to 27,607.38, 41,405.25 and 8,889.09 is: 13,331.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607.38 : 41,405.25 = 8,889.09 : x
  2. Step 2: Convert to fraction form
    27,607.38/41,405.25 = 8,889.09/x
  3. Step 3: Cross multiply
    27,607.38x = 41,405.25 × 8,889.09
  4. Step 4: Simplify right side
    27,607.38x = 368,054,993.72
  5. Step 5: Solve for x
    x = 368,054,993.72/27,607.38
  6. Step 6: Final answer
    x = 13,331.76

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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.