Home / 18,254.30-27,384.83-5,777.47

Finding the Fourth Proportional to 18,254.30, 27,384.83 and 5,777.47

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Solution

The fourth proportional to 18,254.30, 27,384.83 and 5,777.47 is: 8,667.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.30 : 27,384.83 = 5,777.47 : x
  2. Step 2: Convert to fraction form
    18,254.30/27,384.83 = 5,777.47/x
  3. Step 3: Cross multiply
    18,254.30x = 27,384.83 × 5,777.47
  4. Step 4: Simplify right side
    18,254.30x = 158,215,016.27
  5. Step 5: Solve for x
    x = 158,215,016.27/18,254.30
  6. Step 6: Final answer
    x = 8,667.27

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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.