Home / 18,263.91-27,399-5,783.73

Finding the Fourth Proportional to 18,263.91, 27,399 and 5,783.73

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Solution

The fourth proportional to 18,263.91, 27,399 and 5,783.73 is: 8,676.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.91 : 27,399 = 5,783.73 : x
  2. Step 2: Convert to fraction form
    18,263.91/27,399 = 5,783.73/x
  3. Step 3: Cross multiply
    18,263.91x = 27,399 × 5,783.73
  4. Step 4: Simplify right side
    18,263.91x = 158,468,418.27
  5. Step 5: Solve for x
    x = 158,468,418.27/18,263.91
  6. Step 6: Final answer
    x = 8,676.59

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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.