Home / 19,196.73-28,733.54-10,289.84

Finding the Fourth Proportional to 19,196.73, 28,733.54 and 10,289.84

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Solution

The fourth proportional to 19,196.73, 28,733.54 and 10,289.84 is: 15,401.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.73 : 28,733.54 = 10,289.84 : x
  2. Step 2: Convert to fraction form
    19,196.73/28,733.54 = 10,289.84/x
  3. Step 3: Cross multiply
    19,196.73x = 28,733.54 × 10,289.84
  4. Step 4: Simplify right side
    19,196.73x = 295,663,334.12
  5. Step 5: Solve for x
    x = 295,663,334.12/19,196.73
  6. Step 6: Final answer
    x = 15,401.76

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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.