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Finding the Fourth Proportional to 14,692.01, 20,266.97 and 9,304.61

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Solution

The fourth proportional to 14,692.01, 20,266.97 and 9,304.61 is: 12,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,692.01 : 20,266.97 = 9,304.61 : x
  2. Step 2: Convert to fraction form
    14,692.01/20,266.97 = 9,304.61/x
  3. Step 3: Cross multiply
    14,692.01x = 20,266.97 × 9,304.61
  4. Step 4: Simplify right side
    14,692.01x = 188,576,103.87
  5. Step 5: Solve for x
    x = 188,576,103.87/14,692.01
  6. Step 6: Final answer
    x = 12,835.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.