Home / 13,584.96-18,747.30-8,552.52

Finding the Fourth Proportional to 13,584.96, 18,747.30 and 8,552.52

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Solution

The fourth proportional to 13,584.96, 18,747.30 and 8,552.52 is: 11,802.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,584.96 : 18,747.30 = 8,552.52 : x
  2. Step 2: Convert to fraction form
    13,584.96/18,747.30 = 8,552.52/x
  3. Step 3: Cross multiply
    13,584.96x = 18,747.30 × 8,552.52
  4. Step 4: Simplify right side
    13,584.96x = 160,336,658.20
  5. Step 5: Solve for x
    x = 160,336,658.20/13,584.96
  6. Step 6: Final answer
    x = 11,802.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.