Home / 25,827.20-38,730.96-11,042.96

Finding the Fourth Proportional to 25,827.20, 38,730.96 and 11,042.96

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Solution

The fourth proportional to 25,827.20, 38,730.96 and 11,042.96 is: 16,560.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,827.20 : 38,730.96 = 11,042.96 : x
  2. Step 2: Convert to fraction form
    25,827.20/38,730.96 = 11,042.96/x
  3. Step 3: Cross multiply
    25,827.20x = 38,730.96 × 11,042.96
  4. Step 4: Simplify right side
    25,827.20x = 427,704,442.04
  5. Step 5: Solve for x
    x = 427,704,442.04/25,827.20
  6. Step 6: Final answer
    x = 16,560.23

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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.