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Finding the Fourth Proportional to 43,801.97, 65,700.22 and 17,487.81

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Solution

The fourth proportional to 43,801.97, 65,700.22 and 17,487.81 is: 26,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,801.97 : 65,700.22 = 17,487.81 : x
  2. Step 2: Convert to fraction form
    43,801.97/65,700.22 = 17,487.81/x
  3. Step 3: Cross multiply
    43,801.97x = 65,700.22 × 17,487.81
  4. Step 4: Simplify right side
    43,801.97x = 1,148,952,964.32
  5. Step 5: Solve for x
    x = 1,148,952,964.32/43,801.97
  6. Step 6: Final answer
    x = 26,230.62

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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.