Home / 16,650.65-24,975.87-6,789.89

Finding the Fourth Proportional to 16,650.65, 24,975.87 and 6,789.89

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Solution

The fourth proportional to 16,650.65, 24,975.87 and 6,789.89 is: 10,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650.65 : 24,975.87 = 6,789.89 : x
  2. Step 2: Convert to fraction form
    16,650.65/24,975.87 = 6,789.89/x
  3. Step 3: Cross multiply
    16,650.65x = 24,975.87 × 6,789.89
  4. Step 4: Simplify right side
    16,650.65x = 169,583,409.95
  5. Step 5: Solve for x
    x = 169,583,409.95/16,650.65
  6. Step 6: Final answer
    x = 10,184.79

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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.