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Finding the Fourth Proportional to 51,752.72, 77,638.96 and 16,682.96

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Solution

The fourth proportional to 51,752.72, 77,638.96 and 16,682.96 is: 25,027.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,752.72 : 77,638.96 = 16,682.96 : x
  2. Step 2: Convert to fraction form
    51,752.72/77,638.96 = 16,682.96/x
  3. Step 3: Cross multiply
    51,752.72x = 77,638.96 × 16,682.96
  4. Step 4: Simplify right side
    51,752.72x = 1,295,247,664.12
  5. Step 5: Solve for x
    x = 1,295,247,664.12/51,752.72
  6. Step 6: Final answer
    x = 25,027.62

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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.