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Finding the Fourth Proportional to 43,801.55, 65,723.10 and 22,730.38

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Solution

The fourth proportional to 43,801.55, 65,723.10 and 22,730.38 is: 34,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,801.55 : 65,723.10 = 22,730.38 : x
  2. Step 2: Convert to fraction form
    43,801.55/65,723.10 = 22,730.38/x
  3. Step 3: Cross multiply
    43,801.55x = 65,723.10 × 22,730.38
  4. Step 4: Simplify right side
    43,801.55x = 1,493,910,709.16
  5. Step 5: Solve for x
    x = 1,493,910,709.16/43,801.55
  6. Step 6: Final answer
    x = 34,106.34

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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.