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Finding the Fourth Proportional to 28,794, 43,195.32 and 10,330.32

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Solution

The fourth proportional to 28,794, 43,195.32 and 10,330.32 is: 15,497.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,794 : 43,195.32 = 10,330.32 : x
  2. Step 2: Convert to fraction form
    28,794/43,195.32 = 10,330.32/x
  3. Step 3: Cross multiply
    28,794x = 43,195.32 × 10,330.32
  4. Step 4: Simplify right side
    28,794x = 446,221,478.10
  5. Step 5: Solve for x
    x = 446,221,478.10/28,794
  6. Step 6: Final answer
    x = 15,497.03

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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.