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Finding the Fourth Proportional to 29,229.76, 43,839.52 and 9,505.44

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Solution

The fourth proportional to 29,229.76, 43,839.52 and 9,505.44 is: 14,256.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,229.76 : 43,839.52 = 9,505.44 : x
  2. Step 2: Convert to fraction form
    29,229.76/43,839.52 = 9,505.44/x
  3. Step 3: Cross multiply
    29,229.76x = 43,839.52 × 9,505.44
  4. Step 4: Simplify right side
    29,229.76x = 416,713,926.99
  5. Step 5: Solve for x
    x = 416,713,926.99/29,229.76
  6. Step 6: Final answer
    x = 14,256.49

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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.