Home / 17,202.40-25,827.60-11,000.80

Finding the Fourth Proportional to 17,202.40, 25,827.60 and 11,000.80

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Solution

The fourth proportional to 17,202.40, 25,827.60 and 11,000.80 is: 16,516.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,202.40 : 25,827.60 = 11,000.80 : x
  2. Step 2: Convert to fraction form
    17,202.40/25,827.60 = 11,000.80/x
  3. Step 3: Cross multiply
    17,202.40x = 25,827.60 × 11,000.80
  4. Step 4: Simplify right side
    17,202.40x = 284,124,262.08
  5. Step 5: Solve for x
    x = 284,124,262.08/17,202.40
  6. Step 6: Final answer
    x = 16,516.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.