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Finding the Fourth Proportional to 29,213.10, 43,839.06 and 10,745.10

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Solution

The fourth proportional to 29,213.10, 43,839.06 and 10,745.10 is: 16,124.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,213.10 : 43,839.06 = 10,745.10 : x
  2. Step 2: Convert to fraction form
    29,213.10/43,839.06 = 10,745.10/x
  3. Step 3: Cross multiply
    29,213.10x = 43,839.06 × 10,745.10
  4. Step 4: Simplify right side
    29,213.10x = 471,055,083.61
  5. Step 5: Solve for x
    x = 471,055,083.61/29,213.10
  6. Step 6: Final answer
    x = 16,124.79

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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.