Home / 16,764.81-25,150.46-6,375.75

Finding the Fourth Proportional to 16,764.81, 25,150.46 and 6,375.75

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Solution

The fourth proportional to 16,764.81, 25,150.46 and 6,375.75 is: 9,564.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.81 : 25,150.46 = 6,375.75 : x
  2. Step 2: Convert to fraction form
    16,764.81/25,150.46 = 6,375.75/x
  3. Step 3: Cross multiply
    16,764.81x = 25,150.46 × 6,375.75
  4. Step 4: Simplify right side
    16,764.81x = 160,353,013.47
  5. Step 5: Solve for x
    x = 160,353,013.47/16,764.81
  6. Step 6: Final answer
    x = 9,564.86

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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.