Home / 12,207.03-18,310.53-4,414.02

Finding the Fourth Proportional to 12,207.03, 18,310.53 and 4,414.02

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Solution

The fourth proportional to 12,207.03, 18,310.53 and 4,414.02 is: 6,621.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,207.03 : 18,310.53 = 4,414.02 : x
  2. Step 2: Convert to fraction form
    12,207.03/18,310.53 = 4,414.02/x
  3. Step 3: Cross multiply
    12,207.03x = 18,310.53 × 4,414.02
  4. Step 4: Simplify right side
    12,207.03x = 80,823,045.63
  5. Step 5: Solve for x
    x = 80,823,045.63/12,207.03
  6. Step 6: Final answer
    x = 6,621.02

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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.