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Finding the Fourth Proportional to 29,573.94, 44,354.43 and 8,790.42

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Solution

The fourth proportional to 29,573.94, 44,354.43 and 8,790.42 is: 13,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,573.94 : 44,354.43 = 8,790.42 : x
  2. Step 2: Convert to fraction form
    29,573.94/44,354.43 = 8,790.42/x
  3. Step 3: Cross multiply
    29,573.94x = 44,354.43 × 8,790.42
  4. Step 4: Simplify right side
    29,573.94x = 389,894,068.56
  5. Step 5: Solve for x
    x = 389,894,068.56/29,573.94
  6. Step 6: Final answer
    x = 13,183.70

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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.