Home / 54,836.82-82,289.07-21,551.04

Finding the Fourth Proportional to 54,836.82, 82,289.07 and 21,551.04

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Solution

The fourth proportional to 54,836.82, 82,289.07 and 21,551.04 is: 32,339.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,836.82 : 82,289.07 = 21,551.04 : x
  2. Step 2: Convert to fraction form
    54,836.82/82,289.07 = 21,551.04/x
  3. Step 3: Cross multiply
    54,836.82x = 82,289.07 × 21,551.04
  4. Step 4: Simplify right side
    54,836.82x = 1,773,415,039.13
  5. Step 5: Solve for x
    x = 1,773,415,039.13/54,836.82
  6. Step 6: Final answer
    x = 32,339.86

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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.