Home / 12,045.11-18,056.73-5,467.73

Finding the Fourth Proportional to 12,045.11, 18,056.73 and 5,467.73

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Solution

The fourth proportional to 12,045.11, 18,056.73 and 5,467.73 is: 8,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,045.11 : 18,056.73 = 5,467.73 : x
  2. Step 2: Convert to fraction form
    12,045.11/18,056.73 = 5,467.73/x
  3. Step 3: Cross multiply
    12,045.11x = 18,056.73 × 5,467.73
  4. Step 4: Simplify right side
    12,045.11x = 98,729,324.32
  5. Step 5: Solve for x
    x = 98,729,324.32/12,045.11
  6. Step 6: Final answer
    x = 8,196.63

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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.