Home / 18,682.62-28,023.87-6,203.59

Finding the Fourth Proportional to 18,682.62, 28,023.87 and 6,203.59

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Solution

The fourth proportional to 18,682.62, 28,023.87 and 6,203.59 is: 9,305.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,682.62 : 28,023.87 = 6,203.59 : x
  2. Step 2: Convert to fraction form
    18,682.62/28,023.87 = 6,203.59/x
  3. Step 3: Cross multiply
    18,682.62x = 28,023.87 × 6,203.59
  4. Step 4: Simplify right side
    18,682.62x = 173,848,599.69
  5. Step 5: Solve for x
    x = 173,848,599.69/18,682.62
  6. Step 6: Final answer
    x = 9,305.37

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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.