Home / 12,824.80-19,234.32-5,892.64

Finding the Fourth Proportional to 12,824.80, 19,234.32 and 5,892.64

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Solution

The fourth proportional to 12,824.80, 19,234.32 and 5,892.64 is: 8,837.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.80 : 19,234.32 = 5,892.64 : x
  2. Step 2: Convert to fraction form
    12,824.80/19,234.32 = 5,892.64/x
  3. Step 3: Cross multiply
    12,824.80x = 19,234.32 × 5,892.64
  4. Step 4: Simplify right side
    12,824.80x = 113,340,923.40
  5. Step 5: Solve for x
    x = 113,340,923.40/12,824.80
  6. Step 6: Final answer
    x = 8,837.64

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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.