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Finding the Fourth Proportional to 29,881.50, 44,825.04 and 8,821.62

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Solution

The fourth proportional to 29,881.50, 44,825.04 and 8,821.62 is: 13,233.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,881.50 : 44,825.04 = 8,821.62 : x
  2. Step 2: Convert to fraction form
    29,881.50/44,825.04 = 8,821.62/x
  3. Step 3: Cross multiply
    29,881.50x = 44,825.04 × 8,821.62
  4. Step 4: Simplify right side
    29,881.50x = 395,429,469.36
  5. Step 5: Solve for x
    x = 395,429,469.36/29,881.50
  6. Step 6: Final answer
    x = 13,233.25

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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.