Home / 14,650.43-21,977.94-4,787.42

Finding the Fourth Proportional to 14,650.43, 21,977.94 and 4,787.42

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Solution

The fourth proportional to 14,650.43, 21,977.94 and 4,787.42 is: 7,181.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.43 : 21,977.94 = 4,787.42 : x
  2. Step 2: Convert to fraction form
    14,650.43/21,977.94 = 4,787.42/x
  3. Step 3: Cross multiply
    14,650.43x = 21,977.94 × 4,787.42
  4. Step 4: Simplify right side
    14,650.43x = 105,217,519.63
  5. Step 5: Solve for x
    x = 105,217,519.63/14,650.43
  6. Step 6: Final answer
    x = 7,181.87

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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.