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Finding the Fourth Proportional to 12,114.02, 18,171.02 and 3,348.95

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Solution

The fourth proportional to 12,114.02, 18,171.02 and 3,348.95 is: 5,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114.02 : 18,171.02 = 3,348.95 : x
  2. Step 2: Convert to fraction form
    12,114.02/18,171.02 = 3,348.95/x
  3. Step 3: Cross multiply
    12,114.02x = 18,171.02 × 3,348.95
  4. Step 4: Simplify right side
    12,114.02x = 60,853,754.95
  5. Step 5: Solve for x
    x = 60,853,754.95/12,114.02
  6. Step 6: Final answer
    x = 5,023.41

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Double scale
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Similar ratio
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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.