Home / 19,404.12-29,109.42-6,257.82

Finding the Fourth Proportional to 19,404.12, 29,109.42 and 6,257.82

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Solution

The fourth proportional to 19,404.12, 29,109.42 and 6,257.82 is: 9,387.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.12 : 29,109.42 = 6,257.82 : x
  2. Step 2: Convert to fraction form
    19,404.12/29,109.42 = 6,257.82/x
  3. Step 3: Cross multiply
    19,404.12x = 29,109.42 × 6,257.82
  4. Step 4: Simplify right side
    19,404.12x = 182,161,510.66
  5. Step 5: Solve for x
    x = 182,161,510.66/19,404.12
  6. Step 6: Final answer
    x = 9,387.77

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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.