Home / 18,253.10-27,383.03-5,776.27

Finding the Fourth Proportional to 18,253.10, 27,383.03 and 5,776.27

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Solution

The fourth proportional to 18,253.10, 27,383.03 and 5,776.27 is: 8,665.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.10 : 27,383.03 = 5,776.27 : x
  2. Step 2: Convert to fraction form
    18,253.10/27,383.03 = 5,776.27/x
  3. Step 3: Cross multiply
    18,253.10x = 27,383.03 × 5,776.27
  4. Step 4: Simplify right side
    18,253.10x = 158,171,637.78
  5. Step 5: Solve for x
    x = 158,171,637.78/18,253.10
  6. Step 6: Final answer
    x = 8,665.47

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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.