Home / 16,778.39-25,145.71-6,907.73

Finding the Fourth Proportional to 16,778.39, 25,145.71 and 6,907.73

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Solution

The fourth proportional to 16,778.39, 25,145.71 and 6,907.73 is: 10,352.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.39 : 25,145.71 = 6,907.73 : x
  2. Step 2: Convert to fraction form
    16,778.39/25,145.71 = 6,907.73/x
  3. Step 3: Cross multiply
    16,778.39x = 25,145.71 × 6,907.73
  4. Step 4: Simplify right side
    16,778.39x = 173,699,632.34
  5. Step 5: Solve for x
    x = 173,699,632.34/16,778.39
  6. Step 6: Final answer
    x = 10,352.58

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1.5x scale

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.