Home / 16,831.29-25,198.03-9,789.83

Finding the Fourth Proportional to 16,831.29, 25,198.03 and 9,789.83

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Solution

The fourth proportional to 16,831.29, 25,198.03 and 9,789.83 is: 14,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.29 : 25,198.03 = 9,789.83 : x
  2. Step 2: Convert to fraction form
    16,831.29/25,198.03 = 9,789.83/x
  3. Step 3: Cross multiply
    16,831.29x = 25,198.03 × 9,789.83
  4. Step 4: Simplify right side
    16,831.29x = 246,684,430.03
  5. Step 5: Solve for x
    x = 246,684,430.03/16,831.29
  6. Step 6: Final answer
    x = 14,656.30

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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.