Home / 17,125.34-25,691.04-5,435.82

Finding the Fourth Proportional to 17,125.34, 25,691.04 and 5,435.82

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Solution

The fourth proportional to 17,125.34, 25,691.04 and 5,435.82 is: 8,154.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,125.34 : 25,691.04 = 5,435.82 : x
  2. Step 2: Convert to fraction form
    17,125.34/25,691.04 = 5,435.82/x
  3. Step 3: Cross multiply
    17,125.34x = 25,691.04 × 5,435.82
  4. Step 4: Simplify right side
    17,125.34x = 139,651,869.05
  5. Step 5: Solve for x
    x = 139,651,869.05/17,125.34
  6. Step 6: Final answer
    x = 8,154.69

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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.