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Finding the Fourth Proportional to 29,354.28, 43,992.49 and 15,993

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Solution

The fourth proportional to 29,354.28, 43,992.49 and 15,993 is: 23,968.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,354.28 : 43,992.49 = 15,993 : x
  2. Step 2: Convert to fraction form
    29,354.28/43,992.49 = 15,993/x
  3. Step 3: Cross multiply
    29,354.28x = 43,992.49 × 15,993
  4. Step 4: Simplify right side
    29,354.28x = 703,571,892.57
  5. Step 5: Solve for x
    x = 703,571,892.57/29,354.28
  6. Step 6: Final answer
    x = 23,968.29

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1.5x scale

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.