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Finding the Fourth Proportional to 29,650.56, 44,476.56 and 9,929.28

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Solution

The fourth proportional to 29,650.56, 44,476.56 and 9,929.28 is: 14,894.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,650.56 : 44,476.56 = 9,929.28 : x
  2. Step 2: Convert to fraction form
    29,650.56/44,476.56 = 9,929.28/x
  3. Step 3: Cross multiply
    29,650.56x = 44,476.56 × 9,929.28
  4. Step 4: Simplify right side
    29,650.56x = 441,620,217.68
  5. Step 5: Solve for x
    x = 441,620,217.68/29,650.56
  6. Step 6: Final answer
    x = 14,894.16

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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.