Home / 54,116.64-81,182.58-16,679.73

Finding the Fourth Proportional to 54,116.64, 81,182.58 and 16,679.73

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Solution

The fourth proportional to 54,116.64, 81,182.58 and 16,679.73 is: 25,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,116.64 : 81,182.58 = 16,679.73 : x
  2. Step 2: Convert to fraction form
    54,116.64/81,182.58 = 16,679.73/x
  3. Step 3: Cross multiply
    54,116.64x = 81,182.58 × 16,679.73
  4. Step 4: Simplify right side
    54,116.64x = 1,354,103,515.10
  5. Step 5: Solve for x
    x = 1,354,103,515.10/54,116.64
  6. Step 6: Final answer
    x = 25,021.94

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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.