Home / 13,858.54-20,794.76-6,463.58

Finding the Fourth Proportional to 13,858.54, 20,794.76 and 6,463.58

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Solution

The fourth proportional to 13,858.54, 20,794.76 and 6,463.58 is: 9,698.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858.54 : 20,794.76 = 6,463.58 : x
  2. Step 2: Convert to fraction form
    13,858.54/20,794.76 = 6,463.58/x
  3. Step 3: Cross multiply
    13,858.54x = 20,794.76 × 6,463.58
  4. Step 4: Simplify right side
    13,858.54x = 134,408,594.84
  5. Step 5: Solve for x
    x = 134,408,594.84/13,858.54
  6. Step 6: Final answer
    x = 9,698.61

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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.