Home / 17,129.73-25,693.68-5,442.03

Finding the Fourth Proportional to 17,129.73, 25,693.68 and 5,442.03

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Solution

The fourth proportional to 17,129.73, 25,693.68 and 5,442.03 is: 8,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.73 : 25,693.68 = 5,442.03 : x
  2. Step 2: Convert to fraction form
    17,129.73/25,693.68 = 5,442.03/x
  3. Step 3: Cross multiply
    17,129.73x = 25,693.68 × 5,442.03
  4. Step 4: Simplify right side
    17,129.73x = 139,825,814.39
  5. Step 5: Solve for x
    x = 139,825,814.39/17,129.73
  6. Step 6: Final answer
    x = 8,162.76

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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.