Home / 12,844.90-19,231.84-6,591.44

Finding the Fourth Proportional to 12,844.90, 19,231.84 and 6,591.44

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Solution

The fourth proportional to 12,844.90, 19,231.84 and 6,591.44 is: 9,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.90 : 19,231.84 = 6,591.44 : x
  2. Step 2: Convert to fraction form
    12,844.90/19,231.84 = 6,591.44/x
  3. Step 3: Cross multiply
    12,844.90x = 19,231.84 × 6,591.44
  4. Step 4: Simplify right side
    12,844.90x = 126,765,519.45
  5. Step 5: Solve for x
    x = 126,765,519.45/12,844.90
  6. Step 6: Final answer
    x = 9,868.94

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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.