Home / 27,198.72-40,832.64-23,120.64

Finding the Fourth Proportional to 27,198.72, 40,832.64 and 23,120.64

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Solution

The fourth proportional to 27,198.72, 40,832.64 and 23,120.64 is: 34,710.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,198.72 : 40,832.64 = 23,120.64 : x
  2. Step 2: Convert to fraction form
    27,198.72/40,832.64 = 23,120.64/x
  3. Step 3: Cross multiply
    27,198.72x = 40,832.64 × 23,120.64
  4. Step 4: Simplify right side
    27,198.72x = 944,076,769.69
  5. Step 5: Solve for x
    x = 944,076,769.69/27,198.72
  6. Step 6: Final answer
    x = 34,710.34

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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.