Home / 39,584.38-59,369.14-19,857.64

Finding the Fourth Proportional to 39,584.38, 59,369.14 and 19,857.64

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Solution

The fourth proportional to 39,584.38, 59,369.14 and 19,857.64 is: 29,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,584.38 : 59,369.14 = 19,857.64 : x
  2. Step 2: Convert to fraction form
    39,584.38/59,369.14 = 19,857.64/x
  3. Step 3: Cross multiply
    39,584.38x = 59,369.14 × 19,857.64
  4. Step 4: Simplify right side
    39,584.38x = 1,178,930,909.94
  5. Step 5: Solve for x
    x = 1,178,930,909.94/39,584.38
  6. Step 6: Final answer
    x = 29,782.73

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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.