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Finding the Fourth Proportional to 34,891.81, 52,317.90 and 23,811.92

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Solution

The fourth proportional to 34,891.81, 52,317.90 and 23,811.92 is: 35,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,891.81 : 52,317.90 = 23,811.92 : x
  2. Step 2: Convert to fraction form
    34,891.81/52,317.90 = 23,811.92/x
  3. Step 3: Cross multiply
    34,891.81x = 52,317.90 × 23,811.92
  4. Step 4: Simplify right side
    34,891.81x = 1,245,789,878.26
  5. Step 5: Solve for x
    x = 1,245,789,878.26/34,891.81
  6. Step 6: Final answer
    x = 35,704.36

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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.