Home / 18,567.75-27,855.96-6,255.75

Finding the Fourth Proportional to 18,567.75, 27,855.96 and 6,255.75

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Solution

The fourth proportional to 18,567.75, 27,855.96 and 6,255.75 is: 9,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.75 : 27,855.96 = 6,255.75 : x
  2. Step 2: Convert to fraction form
    18,567.75/27,855.96 = 6,255.75/x
  3. Step 3: Cross multiply
    18,567.75x = 27,855.96 × 6,255.75
  4. Step 4: Simplify right side
    18,567.75x = 174,259,921.77
  5. Step 5: Solve for x
    x = 174,259,921.77/18,567.75
  6. Step 6: Final answer
    x = 9,385.09

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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.