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Finding the Fourth Proportional to 34,751.25, 47,956.46 and 18,835.29

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Solution

The fourth proportional to 34,751.25, 47,956.46 and 18,835.29 is: 25,992.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,751.25 : 47,956.46 = 18,835.29 : x
  2. Step 2: Convert to fraction form
    34,751.25/47,956.46 = 18,835.29/x
  3. Step 3: Cross multiply
    34,751.25x = 47,956.46 × 18,835.29
  4. Step 4: Simplify right side
    34,751.25x = 903,273,737.30
  5. Step 5: Solve for x
    x = 903,273,737.30/34,751.25
  6. Step 6: Final answer
    x = 25,992.55

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Why These Related Problems?

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