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Finding the Fourth Proportional to 26,751.96, 40,127.90 and 10,964.38

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Solution

The fourth proportional to 26,751.96, 40,127.90 and 10,964.38 is: 16,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,751.96 : 40,127.90 = 10,964.38 : x
  2. Step 2: Convert to fraction form
    26,751.96/40,127.90 = 10,964.38/x
  3. Step 3: Cross multiply
    26,751.96x = 40,127.90 × 10,964.38
  4. Step 4: Simplify right side
    26,751.96x = 439,977,544.20
  5. Step 5: Solve for x
    x = 439,977,544.20/26,751.96
  6. Step 6: Final answer
    x = 16,446.55

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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.