Home / 35,879.38-53,819.10-17,155

Finding the Fourth Proportional to 35,879.38, 53,819.10 and 17,155

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Solution

The fourth proportional to 35,879.38, 53,819.10 and 17,155 is: 25,732.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,879.38 : 53,819.10 = 17,155 : x
  2. Step 2: Convert to fraction form
    35,879.38/53,819.10 = 17,155/x
  3. Step 3: Cross multiply
    35,879.38x = 53,819.10 × 17,155
  4. Step 4: Simplify right side
    35,879.38x = 923,266,660.50
  5. Step 5: Solve for x
    x = 923,266,660.50/35,879.38
  6. Step 6: Final answer
    x = 25,732.51

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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.