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Finding the Fourth Proportional to 29,262.71, 43,895.31 and 11,497.21

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Solution

The fourth proportional to 29,262.71, 43,895.31 and 11,497.21 is: 17,246.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,262.71 : 43,895.31 = 11,497.21 : x
  2. Step 2: Convert to fraction form
    29,262.71/43,895.31 = 11,497.21/x
  3. Step 3: Cross multiply
    29,262.71x = 43,895.31 × 11,497.21
  4. Step 4: Simplify right side
    29,262.71x = 504,673,568.34
  5. Step 5: Solve for x
    x = 504,673,568.34/29,262.71
  6. Step 6: Final answer
    x = 17,246.31

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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.