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Finding the Fourth Proportional to 29,016.54, 43,524.82 and 7,956.80

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Solution

The fourth proportional to 29,016.54, 43,524.82 and 7,956.80 is: 11,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016.54 : 43,524.82 = 7,956.80 : x
  2. Step 2: Convert to fraction form
    29,016.54/43,524.82 = 7,956.80/x
  3. Step 3: Cross multiply
    29,016.54x = 43,524.82 × 7,956.80
  4. Step 4: Simplify right side
    29,016.54x = 346,318,287.78
  5. Step 5: Solve for x
    x = 346,318,287.78/29,016.54
  6. Step 6: Final answer
    x = 11,935.20

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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.