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Finding the Fourth Proportional to 29,323.89, 43,985.84 and 9,602.55

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Solution

The fourth proportional to 29,323.89, 43,985.84 and 9,602.55 is: 14,403.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,323.89 : 43,985.84 = 9,602.55 : x
  2. Step 2: Convert to fraction form
    29,323.89/43,985.84 = 9,602.55/x
  3. Step 3: Cross multiply
    29,323.89x = 43,985.84 × 9,602.55
  4. Step 4: Simplify right side
    29,323.89x = 422,376,179.88
  5. Step 5: Solve for x
    x = 422,376,179.88/29,323.89
  6. Step 6: Final answer
    x = 14,403.83

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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.