Home / 14,622.50-20,179.24-8,654.02

Finding the Fourth Proportional to 14,622.50, 20,179.24 and 8,654.02

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Solution

The fourth proportional to 14,622.50, 20,179.24 and 8,654.02 is: 11,942.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.50 : 20,179.24 = 8,654.02 : x
  2. Step 2: Convert to fraction form
    14,622.50/20,179.24 = 8,654.02/x
  3. Step 3: Cross multiply
    14,622.50x = 20,179.24 × 8,654.02
  4. Step 4: Simplify right side
    14,622.50x = 174,631,546.54
  5. Step 5: Solve for x
    x = 174,631,546.54/14,622.50
  6. Step 6: Final answer
    x = 11,942.66

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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.