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Finding the Fourth Proportional to 29,057.34, 43,581.78 and 9,333.36

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Solution

The fourth proportional to 29,057.34, 43,581.78 and 9,333.36 is: 13,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,057.34 : 43,581.78 = 9,333.36 : x
  2. Step 2: Convert to fraction form
    29,057.34/43,581.78 = 9,333.36/x
  3. Step 3: Cross multiply
    29,057.34x = 43,581.78 × 9,333.36
  4. Step 4: Simplify right side
    29,057.34x = 406,764,442.18
  5. Step 5: Solve for x
    x = 406,764,442.18/29,057.34
  6. Step 6: Final answer
    x = 13,998.68

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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.