Home / 19,005.33-28,508.00-5,857.71

Finding the Fourth Proportional to 19,005.33, 28,508.00 and 5,857.71

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Solution

The fourth proportional to 19,005.33, 28,508.00 and 5,857.71 is: 8,786.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.33 : 28,508.00 = 5,857.71 : x
  2. Step 2: Convert to fraction form
    19,005.33/28,508.00 = 5,857.71/x
  3. Step 3: Cross multiply
    19,005.33x = 28,508.00 × 5,857.71
  4. Step 4: Simplify right side
    19,005.33x = 166,991,567.39
  5. Step 5: Solve for x
    x = 166,991,567.39/19,005.33
  6. Step 6: Final answer
    x = 8,786.57

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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.