Home / 54,878.51-82,309.17-17,433.66

Finding the Fourth Proportional to 54,878.51, 82,309.17 and 17,433.66

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Solution

The fourth proportional to 54,878.51, 82,309.17 and 17,433.66 is: 26,147.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,878.51 : 82,309.17 = 17,433.66 : x
  2. Step 2: Convert to fraction form
    54,878.51/82,309.17 = 17,433.66/x
  3. Step 3: Cross multiply
    54,878.51x = 82,309.17 × 17,433.66
  4. Step 4: Simplify right side
    54,878.51x = 1,434,950,458.70
  5. Step 5: Solve for x
    x = 1,434,950,458.70/54,878.51
  6. Step 6: Final answer
    x = 26,147.77

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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.