Home / 54,721.41-82,084.57-16,767.89

Finding the Fourth Proportional to 54,721.41, 82,084.57 and 16,767.89

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Solution

The fourth proportional to 54,721.41, 82,084.57 and 16,767.89 is: 25,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,721.41 : 82,084.57 = 16,767.89 : x
  2. Step 2: Convert to fraction form
    54,721.41/82,084.57 = 16,767.89/x
  3. Step 3: Cross multiply
    54,721.41x = 82,084.57 × 16,767.89
  4. Step 4: Simplify right side
    54,721.41x = 1,376,384,956.62
  5. Step 5: Solve for x
    x = 1,376,384,956.62/54,721.41
  6. Step 6: Final answer
    x = 25,152.59

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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.