Home / 12,234.14-18,356.10-4,443.56

Finding the Fourth Proportional to 12,234.14, 18,356.10 and 4,443.56

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Solution

The fourth proportional to 12,234.14, 18,356.10 and 4,443.56 is: 6,667.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234.14 : 18,356.10 = 4,443.56 : x
  2. Step 2: Convert to fraction form
    12,234.14/18,356.10 = 4,443.56/x
  3. Step 3: Cross multiply
    12,234.14x = 18,356.10 × 4,443.56
  4. Step 4: Simplify right side
    12,234.14x = 81,566,431.72
  5. Step 5: Solve for x
    x = 81,566,431.72/12,234.14
  6. Step 6: Final answer
    x = 6,667.12

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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.