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Finding the Fourth Proportional to 32,355, 44,654.22 and 21,183.48

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Solution

The fourth proportional to 32,355, 44,654.22 and 21,183.48 is: 29,236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,355 : 44,654.22 = 21,183.48 : x
  2. Step 2: Convert to fraction form
    32,355/44,654.22 = 21,183.48/x
  3. Step 3: Cross multiply
    32,355x = 44,654.22 × 21,183.48
  4. Step 4: Simplify right side
    32,355x = 945,931,776.29
  5. Step 5: Solve for x
    x = 945,931,776.29/32,355
  6. Step 6: Final answer
    x = 29,236.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.