Home / 15,007.83-22,511.13-3,914.61

Finding the Fourth Proportional to 15,007.83, 22,511.13 and 3,914.61

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Solution

The fourth proportional to 15,007.83, 22,511.13 and 3,914.61 is: 5,871.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,007.83 : 22,511.13 = 3,914.61 : x
  2. Step 2: Convert to fraction form
    15,007.83/22,511.13 = 3,914.61/x
  3. Step 3: Cross multiply
    15,007.83x = 22,511.13 × 3,914.61
  4. Step 4: Simplify right side
    15,007.83x = 88,122,294.61
  5. Step 5: Solve for x
    x = 88,122,294.61/15,007.83
  6. Step 6: Final answer
    x = 5,871.75

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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.