Home / 54,302.58-81,429.39-19,234.26

Finding the Fourth Proportional to 54,302.58, 81,429.39 and 19,234.26

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Solution

The fourth proportional to 54,302.58, 81,429.39 and 19,234.26 is: 28,842.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,302.58 : 81,429.39 = 19,234.26 : x
  2. Step 2: Convert to fraction form
    54,302.58/81,429.39 = 19,234.26/x
  3. Step 3: Cross multiply
    54,302.58x = 81,429.39 × 19,234.26
  4. Step 4: Simplify right side
    54,302.58x = 1,566,234,058.90
  5. Step 5: Solve for x
    x = 1,566,234,058.90/54,302.58
  6. Step 6: Final answer
    x = 28,842.72

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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.