Home / 16,813.79-25,222.52-6,288.86

Finding the Fourth Proportional to 16,813.79, 25,222.52 and 6,288.86

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Solution

The fourth proportional to 16,813.79, 25,222.52 and 6,288.86 is: 9,433.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.79 : 25,222.52 = 6,288.86 : x
  2. Step 2: Convert to fraction form
    16,813.79/25,222.52 = 6,288.86/x
  3. Step 3: Cross multiply
    16,813.79x = 25,222.52 × 6,288.86
  4. Step 4: Simplify right side
    16,813.79x = 158,620,865.68
  5. Step 5: Solve for x
    x = 158,620,865.68/16,813.79
  6. Step 6: Final answer
    x = 9,433.97

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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.