Home / 54,787.29-82,184.05-15,347.48

Finding the Fourth Proportional to 54,787.29, 82,184.05 and 15,347.48

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Solution

The fourth proportional to 54,787.29, 82,184.05 and 15,347.48 is: 23,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,787.29 : 82,184.05 = 15,347.48 : x
  2. Step 2: Convert to fraction form
    54,787.29/82,184.05 = 15,347.48/x
  3. Step 3: Cross multiply
    54,787.29x = 82,184.05 × 15,347.48
  4. Step 4: Simplify right side
    54,787.29x = 1,261,317,671.96
  5. Step 5: Solve for x
    x = 1,261,317,671.96/54,787.29
  6. Step 6: Final answer
    x = 23,022.09

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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.