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Finding the Fourth Proportional to 29,242.79, 43,863.75 and 7,055.97

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Solution

The fourth proportional to 29,242.79, 43,863.75 and 7,055.97 is: 10,583.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,242.79 : 43,863.75 = 7,055.97 : x
  2. Step 2: Convert to fraction form
    29,242.79/43,863.75 = 7,055.97/x
  3. Step 3: Cross multiply
    29,242.79x = 43,863.75 × 7,055.97
  4. Step 4: Simplify right side
    29,242.79x = 309,501,304.09
  5. Step 5: Solve for x
    x = 309,501,304.09/29,242.79
  6. Step 6: Final answer
    x = 10,583.85

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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.