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Finding the Fourth Proportional to 43,653.76, 60,242.60 and 24,791.28

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Solution

The fourth proportional to 43,653.76, 60,242.60 and 24,791.28 is: 34,212.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,653.76 : 60,242.60 = 24,791.28 : x
  2. Step 2: Convert to fraction form
    43,653.76/60,242.60 = 24,791.28/x
  3. Step 3: Cross multiply
    43,653.76x = 60,242.60 × 24,791.28
  4. Step 4: Simplify right side
    43,653.76x = 1,493,491,164.53
  5. Step 5: Solve for x
    x = 1,493,491,164.53/43,653.76
  6. Step 6: Final answer
    x = 34,212.20

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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.