Home / 27,811.08-41,687.42-13,007.52

Finding the Fourth Proportional to 27,811.08, 41,687.42 and 13,007.52

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Solution

The fourth proportional to 27,811.08, 41,687.42 and 13,007.52 is: 19,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,811.08 : 41,687.42 = 13,007.52 : x
  2. Step 2: Convert to fraction form
    27,811.08/41,687.42 = 13,007.52/x
  3. Step 3: Cross multiply
    27,811.08x = 41,687.42 × 13,007.52
  4. Step 4: Simplify right side
    27,811.08x = 542,249,949.40
  5. Step 5: Solve for x
    x = 542,249,949.40/27,811.08
  6. Step 6: Final answer
    x = 19,497.62

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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.