Home / 54,787.41-82,181.66-17,346.78

Finding the Fourth Proportional to 54,787.41, 82,181.66 and 17,346.78

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Solution

The fourth proportional to 54,787.41, 82,181.66 and 17,346.78 is: 26,020.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,787.41 : 82,181.66 = 17,346.78 : x
  2. Step 2: Convert to fraction form
    54,787.41/82,181.66 = 17,346.78/x
  3. Step 3: Cross multiply
    54,787.41x = 82,181.66 × 17,346.78
  4. Step 4: Simplify right side
    54,787.41x = 1,425,587,089.32
  5. Step 5: Solve for x
    x = 1,425,587,089.32/54,787.41
  6. Step 6: Final answer
    x = 26,020.34

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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.