Home / 18,607.89-27,914.67-11,582.22

Finding the Fourth Proportional to 18,607.89, 27,914.67 and 11,582.22

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Solution

The fourth proportional to 18,607.89, 27,914.67 and 11,582.22 is: 17,375.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,607.89 : 27,914.67 = 11,582.22 : x
  2. Step 2: Convert to fraction form
    18,607.89/27,914.67 = 11,582.22/x
  3. Step 3: Cross multiply
    18,607.89x = 27,914.67 × 11,582.22
  4. Step 4: Simplify right side
    18,607.89x = 323,313,849.17
  5. Step 5: Solve for x
    x = 323,313,849.17/18,607.89
  6. Step 6: Final answer
    x = 17,375.09

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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.