Home / 14,125.82-19,489.68-8,826.02

Finding the Fourth Proportional to 14,125.82, 19,489.68 and 8,826.02

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Solution

The fourth proportional to 14,125.82, 19,489.68 and 8,826.02 is: 12,177.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.82 : 19,489.68 = 8,826.02 : x
  2. Step 2: Convert to fraction form
    14,125.82/19,489.68 = 8,826.02/x
  3. Step 3: Cross multiply
    14,125.82x = 19,489.68 × 8,826.02
  4. Step 4: Simplify right side
    14,125.82x = 172,016,305.47
  5. Step 5: Solve for x
    x = 172,016,305.47/14,125.82
  6. Step 6: Final answer
    x = 12,177.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.