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Finding the Fourth Proportional to 12,333.94, 18,501.10 and 3,568.88

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Solution

The fourth proportional to 12,333.94, 18,501.10 and 3,568.88 is: 5,353.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333.94 : 18,501.10 = 3,568.88 : x
  2. Step 2: Convert to fraction form
    12,333.94/18,501.10 = 3,568.88/x
  3. Step 3: Cross multiply
    12,333.94x = 18,501.10 × 3,568.88
  4. Step 4: Simplify right side
    12,333.94x = 66,028,243.10
  5. Step 5: Solve for x
    x = 66,028,243.10/12,333.94
  6. Step 6: Final answer
    x = 5,353.38

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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.