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Finding the Fourth Proportional to 9,692.44, 14,518.94 and 8,885.14

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Solution

The fourth proportional to 9,692.44, 14,518.94 and 8,885.14 is: 13,309.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,692.44 : 14,518.94 = 8,885.14 : x
  2. Step 2: Convert to fraction form
    9,692.44/14,518.94 = 8,885.14/x
  3. Step 3: Cross multiply
    9,692.44x = 14,518.94 × 8,885.14
  4. Step 4: Simplify right side
    9,692.44x = 129,002,814.55
  5. Step 5: Solve for x
    x = 129,002,814.55/9,692.44
  6. Step 6: Final answer
    x = 13,309.63

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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.