Home / 16,732.50-23,090.94-9,179.54

Finding the Fourth Proportional to 16,732.50, 23,090.94 and 9,179.54

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Solution

The fourth proportional to 16,732.50, 23,090.94 and 9,179.54 is: 12,667.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,732.50 : 23,090.94 = 9,179.54 : x
  2. Step 2: Convert to fraction form
    16,732.50/23,090.94 = 9,179.54/x
  3. Step 3: Cross multiply
    16,732.50x = 23,090.94 × 9,179.54
  4. Step 4: Simplify right side
    16,732.50x = 211,964,091.91
  5. Step 5: Solve for x
    x = 211,964,091.91/16,732.50
  6. Step 6: Final answer
    x = 12,667.81

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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.