Home / 18,072.58-27,162.33-14,972.44

Finding the Fourth Proportional to 18,072.58, 27,162.33 and 14,972.44

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Solution

The fourth proportional to 18,072.58, 27,162.33 and 14,972.44 is: 22,502.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.58 : 27,162.33 = 14,972.44 : x
  2. Step 2: Convert to fraction form
    18,072.58/27,162.33 = 14,972.44/x
  3. Step 3: Cross multiply
    18,072.58x = 27,162.33 × 14,972.44
  4. Step 4: Simplify right side
    18,072.58x = 406,686,356.19
  5. Step 5: Solve for x
    x = 406,686,356.19/18,072.58
  6. Step 6: Final answer
    x = 22,502.95

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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.