Home / 54,785.36-82,178.10-17,849.36

Finding the Fourth Proportional to 54,785.36, 82,178.10 and 17,849.36

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Solution

The fourth proportional to 54,785.36, 82,178.10 and 17,849.36 is: 26,774.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,785.36 : 82,178.10 = 17,849.36 : x
  2. Step 2: Convert to fraction form
    54,785.36/82,178.10 = 17,849.36/x
  3. Step 3: Cross multiply
    54,785.36x = 82,178.10 × 17,849.36
  4. Step 4: Simplify right side
    54,785.36x = 1,466,826,491.02
  5. Step 5: Solve for x
    x = 1,466,826,491.02/54,785.36
  6. Step 6: Final answer
    x = 26,774.06

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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.