Home / 12,383.33-18,576.83-4,486.44

Finding the Fourth Proportional to 12,383.33, 18,576.83 and 4,486.44

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Solution

The fourth proportional to 12,383.33, 18,576.83 and 4,486.44 is: 6,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383.33 : 18,576.83 = 4,486.44 : x
  2. Step 2: Convert to fraction form
    12,383.33/18,576.83 = 4,486.44/x
  3. Step 3: Cross multiply
    12,383.33x = 18,576.83 × 4,486.44
  4. Step 4: Simplify right side
    12,383.33x = 83,343,844.40
  5. Step 5: Solve for x
    x = 83,343,844.40/12,383.33
  6. Step 6: Final answer
    x = 6,730.32

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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.