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Finding the Fourth Proportional to 29,281.47, 43,893.03 and 16,786.41

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Solution

The fourth proportional to 29,281.47, 43,893.03 and 16,786.41 is: 25,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,281.47 : 43,893.03 = 16,786.41 : x
  2. Step 2: Convert to fraction form
    29,281.47/43,893.03 = 16,786.41/x
  3. Step 3: Cross multiply
    29,281.47x = 43,893.03 × 16,786.41
  4. Step 4: Simplify right side
    29,281.47x = 736,806,397.72
  5. Step 5: Solve for x
    x = 736,806,397.72/29,281.47
  6. Step 6: Final answer
    x = 25,162.89

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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.