Home / 27,467.78-37,905.83-16,137.75

Finding the Fourth Proportional to 27,467.78, 37,905.83 and 16,137.75

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Solution

The fourth proportional to 27,467.78, 37,905.83 and 16,137.75 is: 22,270.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,467.78 : 37,905.83 = 16,137.75 : x
  2. Step 2: Convert to fraction form
    27,467.78/37,905.83 = 16,137.75/x
  3. Step 3: Cross multiply
    27,467.78x = 37,905.83 × 16,137.75
  4. Step 4: Simplify right side
    27,467.78x = 611,714,808.08
  5. Step 5: Solve for x
    x = 611,714,808.08/27,467.78
  6. Step 6: Final answer
    x = 22,270.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.