Home / 16,789.09-25,178.26-5,541.92

Finding the Fourth Proportional to 16,789.09, 25,178.26 and 5,541.92

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Solution

The fourth proportional to 16,789.09, 25,178.26 and 5,541.92 is: 8,311.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789.09 : 25,178.26 = 5,541.92 : x
  2. Step 2: Convert to fraction form
    16,789.09/25,178.26 = 5,541.92/x
  3. Step 3: Cross multiply
    16,789.09x = 25,178.26 × 5,541.92
  4. Step 4: Simplify right side
    16,789.09x = 139,535,902.66
  5. Step 5: Solve for x
    x = 139,535,902.66/16,789.09
  6. Step 6: Final answer
    x = 8,311.11

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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.