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Finding the Fourth Proportional to 12,297.38, 18,446.13 and 3,063.38

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Solution

The fourth proportional to 12,297.38, 18,446.13 and 3,063.38 is: 4,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297.38 : 18,446.13 = 3,063.38 : x
  2. Step 2: Convert to fraction form
    12,297.38/18,446.13 = 3,063.38/x
  3. Step 3: Cross multiply
    12,297.38x = 18,446.13 × 3,063.38
  4. Step 4: Simplify right side
    12,297.38x = 56,507,413.49
  5. Step 5: Solve for x
    x = 56,507,413.49/12,297.38
  6. Step 6: Final answer
    x = 4,595.08

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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.