Home / 14,790.44-20,410.70-8,076.06

Finding the Fourth Proportional to 14,790.44, 20,410.70 and 8,076.06

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Solution

The fourth proportional to 14,790.44, 20,410.70 and 8,076.06 is: 11,144.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790.44 : 20,410.70 = 8,076.06 : x
  2. Step 2: Convert to fraction form
    14,790.44/20,410.70 = 8,076.06/x
  3. Step 3: Cross multiply
    14,790.44x = 20,410.70 × 8,076.06
  4. Step 4: Simplify right side
    14,790.44x = 164,837,997.46
  5. Step 5: Solve for x
    x = 164,837,997.46/14,790.44
  6. Step 6: Final answer
    x = 11,144.90

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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.