Home / 43,952.16-65,930.07-12,787.44

Finding the Fourth Proportional to 43,952.16, 65,930.07 and 12,787.44

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Solution

The fourth proportional to 43,952.16, 65,930.07 and 12,787.44 is: 19,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,952.16 : 65,930.07 = 12,787.44 : x
  2. Step 2: Convert to fraction form
    43,952.16/65,930.07 = 12,787.44/x
  3. Step 3: Cross multiply
    43,952.16x = 65,930.07 × 12,787.44
  4. Step 4: Simplify right side
    43,952.16x = 843,076,814.32
  5. Step 5: Solve for x
    x = 843,076,814.32/43,952.16
  6. Step 6: Final answer
    x = 19,181.69

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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.