Home / 18,542.37-27,813.30-4,502.50

Finding the Fourth Proportional to 18,542.37, 27,813.30 and 4,502.50

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Solution

The fourth proportional to 18,542.37, 27,813.30 and 4,502.50 is: 6,753.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.37 : 27,813.30 = 4,502.50 : x
  2. Step 2: Convert to fraction form
    18,542.37/27,813.30 = 4,502.50/x
  3. Step 3: Cross multiply
    18,542.37x = 27,813.30 × 4,502.50
  4. Step 4: Simplify right side
    18,542.37x = 125,229,383.25
  5. Step 5: Solve for x
    x = 125,229,383.25/18,542.37
  6. Step 6: Final answer
    x = 6,753.69

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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.