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Finding the Fourth Proportional to 29,899.40, 44,855.01 and 8,839.82

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Solution

The fourth proportional to 29,899.40, 44,855.01 and 8,839.82 is: 13,261.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,899.40 : 44,855.01 = 8,839.82 : x
  2. Step 2: Convert to fraction form
    29,899.40/44,855.01 = 8,839.82/x
  3. Step 3: Cross multiply
    29,899.40x = 44,855.01 × 8,839.82
  4. Step 4: Simplify right side
    29,899.40x = 396,510,214.50
  5. Step 5: Solve for x
    x = 396,510,214.50/29,899.40
  6. Step 6: Final answer
    x = 13,261.48

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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.