Home / 15,768.82-23,660.22-8,371.50

Finding the Fourth Proportional to 15,768.82, 23,660.22 and 8,371.50

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Solution

The fourth proportional to 15,768.82, 23,660.22 and 8,371.50 is: 12,560.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768.82 : 23,660.22 = 8,371.50 : x
  2. Step 2: Convert to fraction form
    15,768.82/23,660.22 = 8,371.50/x
  3. Step 3: Cross multiply
    15,768.82x = 23,660.22 × 8,371.50
  4. Step 4: Simplify right side
    15,768.82x = 198,071,371.57
  5. Step 5: Solve for x
    x = 198,071,371.57/15,768.82
  6. Step 6: Final answer
    x = 12,560.95

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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.