Home / 18,763.43-25,893.60-12,049.11

Finding the Fourth Proportional to 18,763.43, 25,893.60 and 12,049.11

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Solution

The fourth proportional to 18,763.43, 25,893.60 and 12,049.11 is: 16,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,763.43 : 25,893.60 = 12,049.11 : x
  2. Step 2: Convert to fraction form
    18,763.43/25,893.60 = 12,049.11/x
  3. Step 3: Cross multiply
    18,763.43x = 25,893.60 × 12,049.11
  4. Step 4: Simplify right side
    18,763.43x = 311,994,857.29
  5. Step 5: Solve for x
    x = 311,994,857.29/18,763.43
  6. Step 6: Final answer
    x = 16,627.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.