Home / 29,927.20-44,836.80-14,310.40

Finding the Fourth Proportional to 29,927.20, 44,836.80 and 14,310.40

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Solution

The fourth proportional to 29,927.20, 44,836.80 and 14,310.40 is: 21,439.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,927.20 : 44,836.80 = 14,310.40 : x
  2. Step 2: Convert to fraction form
    29,927.20/44,836.80 = 14,310.40/x
  3. Step 3: Cross multiply
    29,927.20x = 44,836.80 × 14,310.40
  4. Step 4: Simplify right side
    29,927.20x = 641,632,542.72
  5. Step 5: Solve for x
    x = 641,632,542.72/29,927.20
  6. Step 6: Final answer
    x = 21,439.78

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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.