Home / 12,204.11-18,308.77-4,306.30

Finding the Fourth Proportional to 12,204.11, 18,308.77 and 4,306.30

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Solution

The fourth proportional to 12,204.11, 18,308.77 and 4,306.30 is: 6,460.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204.11 : 18,308.77 = 4,306.30 : x
  2. Step 2: Convert to fraction form
    12,204.11/18,308.77 = 4,306.30/x
  3. Step 3: Cross multiply
    12,204.11x = 18,308.77 × 4,306.30
  4. Step 4: Simplify right side
    12,204.11x = 78,843,056.25
  5. Step 5: Solve for x
    x = 78,843,056.25/12,204.11
  6. Step 6: Final answer
    x = 6,460.37

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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.