Home / 15,692.41-23,517.24-8,661.94

Finding the Fourth Proportional to 15,692.41, 23,517.24 and 8,661.94

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Solution

The fourth proportional to 15,692.41, 23,517.24 and 8,661.94 is: 12,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,692.41 : 23,517.24 = 8,661.94 : x
  2. Step 2: Convert to fraction form
    15,692.41/23,517.24 = 8,661.94/x
  3. Step 3: Cross multiply
    15,692.41x = 23,517.24 × 8,661.94
  4. Step 4: Simplify right side
    15,692.41x = 203,704,921.85
  5. Step 5: Solve for x
    x = 203,704,921.85/15,692.41
  6. Step 6: Final answer
    x = 12,981.11

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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.