Home / 12,323.88-18,481.98-4,533.36

Finding the Fourth Proportional to 12,323.88, 18,481.98 and 4,533.36

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Solution

The fourth proportional to 12,323.88, 18,481.98 and 4,533.36 is: 6,798.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323.88 : 18,481.98 = 4,533.36 : x
  2. Step 2: Convert to fraction form
    12,323.88/18,481.98 = 4,533.36/x
  3. Step 3: Cross multiply
    12,323.88x = 18,481.98 × 4,533.36
  4. Step 4: Simplify right side
    12,323.88x = 83,785,468.85
  5. Step 5: Solve for x
    x = 83,785,468.85/12,323.88
  6. Step 6: Final answer
    x = 6,798.63

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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.