Home / 14,768.97-20,380.46-8,800.51

Finding the Fourth Proportional to 14,768.97, 20,380.46 and 8,800.51

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Solution

The fourth proportional to 14,768.97, 20,380.46 and 8,800.51 is: 12,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.97 : 20,380.46 = 8,800.51 : x
  2. Step 2: Convert to fraction form
    14,768.97/20,380.46 = 8,800.51/x
  3. Step 3: Cross multiply
    14,768.97x = 20,380.46 × 8,800.51
  4. Step 4: Simplify right side
    14,768.97x = 179,358,340.13
  5. Step 5: Solve for x
    x = 179,358,340.13/14,768.97
  6. Step 6: Final answer
    x = 12,144.27

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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.