Home / 18,237.11-27,355.68-5,089.82

Finding the Fourth Proportional to 18,237.11, 27,355.68 and 5,089.82

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Solution

The fourth proportional to 18,237.11, 27,355.68 and 5,089.82 is: 7,634.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.11 : 27,355.68 = 5,089.82 : x
  2. Step 2: Convert to fraction form
    18,237.11/27,355.68 = 5,089.82/x
  3. Step 3: Cross multiply
    18,237.11x = 27,355.68 × 5,089.82
  4. Step 4: Simplify right side
    18,237.11x = 139,235,350.40
  5. Step 5: Solve for x
    x = 139,235,350.40/18,237.11
  6. Step 6: Final answer
    x = 7,634.73

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1.5x scale

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.