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Finding the Fourth Proportional to 29,619, 44,435.79 and 8,842.50

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Solution

The fourth proportional to 29,619, 44,435.79 and 8,842.50 is: 13,265.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,619 : 44,435.79 = 8,842.50 : x
  2. Step 2: Convert to fraction form
    29,619/44,435.79 = 8,842.50/x
  3. Step 3: Cross multiply
    29,619x = 44,435.79 × 8,842.50
  4. Step 4: Simplify right side
    29,619x = 392,923,473.08
  5. Step 5: Solve for x
    x = 392,923,473.08/29,619
  6. Step 6: Final answer
    x = 13,265.93

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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.