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Finding the Fourth Proportional to 32,889.60, 49,190.40 and 29,404.80

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Solution

The fourth proportional to 32,889.60, 49,190.40 and 29,404.80 is: 43,978.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,889.60 : 49,190.40 = 29,404.80 : x
  2. Step 2: Convert to fraction form
    32,889.60/49,190.40 = 29,404.80/x
  3. Step 3: Cross multiply
    32,889.60x = 49,190.40 × 29,404.80
  4. Step 4: Simplify right side
    32,889.60x = 1,446,433,873.92
  5. Step 5: Solve for x
    x = 1,446,433,873.92/32,889.60
  6. Step 6: Final answer
    x = 43,978.46

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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.