Home / 43,952.14-65,930.04-12,787.39

Finding the Fourth Proportional to 43,952.14, 65,930.04 and 12,787.39

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Solution

The fourth proportional to 43,952.14, 65,930.04 and 12,787.39 is: 19,181.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,952.14 : 65,930.04 = 12,787.39 : x
  2. Step 2: Convert to fraction form
    43,952.14/65,930.04 = 12,787.39/x
  3. Step 3: Cross multiply
    43,952.14x = 65,930.04 × 12,787.39
  4. Step 4: Simplify right side
    43,952.14x = 843,073,134.20
  5. Step 5: Solve for x
    x = 843,073,134.20/43,952.14
  6. Step 6: Final answer
    x = 19,181.62

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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.