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Finding the Fourth Proportional to 29,908.61, 44,870.59 and 8,847.80

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Solution

The fourth proportional to 29,908.61, 44,870.59 and 8,847.80 is: 13,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,908.61 : 44,870.59 = 8,847.80 : x
  2. Step 2: Convert to fraction form
    29,908.61/44,870.59 = 8,847.80/x
  3. Step 3: Cross multiply
    29,908.61x = 44,870.59 × 8,847.80
  4. Step 4: Simplify right side
    29,908.61x = 397,005,961.17
  5. Step 5: Solve for x
    x = 397,005,961.17/29,908.61
  6. Step 6: Final answer
    x = 13,273.97

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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.