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Finding the Fourth Proportional to 12,325.30, 18,474.07 and 6,072.07

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Solution

The fourth proportional to 12,325.30, 18,474.07 and 6,072.07 is: 9,101.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325.30 : 18,474.07 = 6,072.07 : x
  2. Step 2: Convert to fraction form
    12,325.30/18,474.07 = 6,072.07/x
  3. Step 3: Cross multiply
    12,325.30x = 18,474.07 × 6,072.07
  4. Step 4: Simplify right side
    12,325.30x = 112,175,846.22
  5. Step 5: Solve for x
    x = 112,175,846.22/12,325.30
  6. Step 6: Final answer
    x = 9,101.27

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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.