Home / 11,506.20-17,267.88-8,551.48

Finding the Fourth Proportional to 11,506.20, 17,267.88 and 8,551.48

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Solution

The fourth proportional to 11,506.20, 17,267.88 and 8,551.48 is: 12,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.20 : 17,267.88 = 8,551.48 : x
  2. Step 2: Convert to fraction form
    11,506.20/17,267.88 = 8,551.48/x
  3. Step 3: Cross multiply
    11,506.20x = 17,267.88 × 8,551.48
  4. Step 4: Simplify right side
    11,506.20x = 147,665,930.46
  5. Step 5: Solve for x
    x = 147,665,930.46/11,506.20
  6. Step 6: Final answer
    x = 12,833.60

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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.