Home / 11,270.25-16,885.33-9,609.95

Finding the Fourth Proportional to 11,270.25, 16,885.33 and 9,609.95

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Solution

The fourth proportional to 11,270.25, 16,885.33 and 9,609.95 is: 14,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.25 : 16,885.33 = 9,609.95 : x
  2. Step 2: Convert to fraction form
    11,270.25/16,885.33 = 9,609.95/x
  3. Step 3: Cross multiply
    11,270.25x = 16,885.33 × 9,609.95
  4. Step 4: Simplify right side
    11,270.25x = 162,267,195.22
  5. Step 5: Solve for x
    x = 162,267,195.22/11,270.25
  6. Step 6: Final answer
    x = 14,397.83

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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.