Home / 54,780.58-82,183.18-17,342.90

Finding the Fourth Proportional to 54,780.58, 82,183.18 and 17,342.90

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Solution

The fourth proportional to 54,780.58, 82,183.18 and 17,342.90 is: 26,018.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,780.58 : 82,183.18 = 17,342.90 : x
  2. Step 2: Convert to fraction form
    54,780.58/82,183.18 = 17,342.90/x
  3. Step 3: Cross multiply
    54,780.58x = 82,183.18 × 17,342.90
  4. Step 4: Simplify right side
    54,780.58x = 1,425,294,672.42
  5. Step 5: Solve for x
    x = 1,425,294,672.42/54,780.58
  6. Step 6: Final answer
    x = 26,018.25

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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.