Home / 29,713.12-40,997.72-17,617.42

Finding the Fourth Proportional to 29,713.12, 40,997.72 and 17,617.42

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Solution

The fourth proportional to 29,713.12, 40,997.72 and 17,617.42 is: 24,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,713.12 : 40,997.72 = 17,617.42 : x
  2. Step 2: Convert to fraction form
    29,713.12/40,997.72 = 17,617.42/x
  3. Step 3: Cross multiply
    29,713.12x = 40,997.72 × 17,617.42
  4. Step 4: Simplify right side
    29,713.12x = 722,274,052.28
  5. Step 5: Solve for x
    x = 722,274,052.28/29,713.12
  6. Step 6: Final answer
    x = 24,308.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.