Home / 12,467.33-18,685.40-6,229.08

Finding the Fourth Proportional to 12,467.33, 18,685.40 and 6,229.08

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Solution

The fourth proportional to 12,467.33, 18,685.40 and 6,229.08 is: 9,335.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467.33 : 18,685.40 = 6,229.08 : x
  2. Step 2: Convert to fraction form
    12,467.33/18,685.40 = 6,229.08/x
  3. Step 3: Cross multiply
    12,467.33x = 18,685.40 × 6,229.08
  4. Step 4: Simplify right side
    12,467.33x = 116,392,890.36
  5. Step 5: Solve for x
    x = 116,392,890.36/12,467.33
  6. Step 6: Final answer
    x = 9,335.84

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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.