Home / 27,371.18-40,954.24-19,491.90

Finding the Fourth Proportional to 27,371.18, 40,954.24 and 19,491.90

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Solution

The fourth proportional to 27,371.18, 40,954.24 and 19,491.90 is: 29,164.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,371.18 : 40,954.24 = 19,491.90 : x
  2. Step 2: Convert to fraction form
    27,371.18/40,954.24 = 19,491.90/x
  3. Step 3: Cross multiply
    27,371.18x = 40,954.24 × 19,491.90
  4. Step 4: Simplify right side
    27,371.18x = 798,275,950.66
  5. Step 5: Solve for x
    x = 798,275,950.66/27,371.18
  6. Step 6: Final answer
    x = 29,164.84

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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.