Home / 23,022.88-31,771.27-12,951.29

Finding the Fourth Proportional to 23,022.88, 31,771.27 and 12,951.29

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Solution

The fourth proportional to 23,022.88, 31,771.27 and 12,951.29 is: 17,872.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,022.88 : 31,771.27 = 12,951.29 : x
  2. Step 2: Convert to fraction form
    23,022.88/31,771.27 = 12,951.29/x
  3. Step 3: Cross multiply
    23,022.88x = 31,771.27 × 12,951.29
  4. Step 4: Simplify right side
    23,022.88x = 411,479,027.06
  5. Step 5: Solve for x
    x = 411,479,027.06/23,022.88
  6. Step 6: Final answer
    x = 17,872.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.