Home / 12,203.92-18,304.73-4,304.75

Finding the Fourth Proportional to 12,203.92, 18,304.73 and 4,304.75

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Solution

The fourth proportional to 12,203.92, 18,304.73 and 4,304.75 is: 6,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203.92 : 18,304.73 = 4,304.75 : x
  2. Step 2: Convert to fraction form
    12,203.92/18,304.73 = 4,304.75/x
  3. Step 3: Cross multiply
    12,203.92x = 18,304.73 × 4,304.75
  4. Step 4: Simplify right side
    12,203.92x = 78,797,213.78
  5. Step 5: Solve for x
    x = 78,797,213.78/12,203.92
  6. Step 6: Final answer
    x = 6,456.72

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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.