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Finding the Fourth Proportional to 29,241.16, 43,798.56 and 15,361

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Solution

The fourth proportional to 29,241.16, 43,798.56 and 15,361 is: 23,008.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,241.16 : 43,798.56 = 15,361 : x
  2. Step 2: Convert to fraction form
    29,241.16/43,798.56 = 15,361/x
  3. Step 3: Cross multiply
    29,241.16x = 43,798.56 × 15,361
  4. Step 4: Simplify right side
    29,241.16x = 672,789,680.16
  5. Step 5: Solve for x
    x = 672,789,680.16/29,241.16
  6. Step 6: Final answer
    x = 23,008.31

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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.