Home / 18,567.82-27,853.38-5,240.94

Finding the Fourth Proportional to 18,567.82, 27,853.38 and 5,240.94

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Solution

The fourth proportional to 18,567.82, 27,853.38 and 5,240.94 is: 7,861.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.82 : 27,853.38 = 5,240.94 : x
  2. Step 2: Convert to fraction form
    18,567.82/27,853.38 = 5,240.94/x
  3. Step 3: Cross multiply
    18,567.82x = 27,853.38 × 5,240.94
  4. Step 4: Simplify right side
    18,567.82x = 145,977,893.38
  5. Step 5: Solve for x
    x = 145,977,893.38/18,567.82
  6. Step 6: Final answer
    x = 7,861.88

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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.