Home / 11,829.23-17,706.92-8,712.75

Finding the Fourth Proportional to 11,829.23, 17,706.92 and 8,712.75

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Solution

The fourth proportional to 11,829.23, 17,706.92 and 8,712.75 is: 13,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,829.23 : 17,706.92 = 8,712.75 : x
  2. Step 2: Convert to fraction form
    11,829.23/17,706.92 = 8,712.75/x
  3. Step 3: Cross multiply
    11,829.23x = 17,706.92 × 8,712.75
  4. Step 4: Simplify right side
    11,829.23x = 154,275,989.01
  5. Step 5: Solve for x
    x = 154,275,989.01/11,829.23
  6. Step 6: Final answer
    x = 13,041.94

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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.