Home / 18,234.32-27,355.80-6,548.72

Finding the Fourth Proportional to 18,234.32, 27,355.80 and 6,548.72

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Solution

The fourth proportional to 18,234.32, 27,355.80 and 6,548.72 is: 9,824.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.32 : 27,355.80 = 6,548.72 : x
  2. Step 2: Convert to fraction form
    18,234.32/27,355.80 = 6,548.72/x
  3. Step 3: Cross multiply
    18,234.32x = 27,355.80 × 6,548.72
  4. Step 4: Simplify right side
    18,234.32x = 179,145,474.58
  5. Step 5: Solve for x
    x = 179,145,474.58/18,234.32
  6. Step 6: Final answer
    x = 9,824.63

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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.