Home / 54,329.33-81,511.74-26,252.61

Finding the Fourth Proportional to 54,329.33, 81,511.74 and 26,252.61

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Solution

The fourth proportional to 54,329.33, 81,511.74 and 26,252.61 is: 39,387.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329.33 : 81,511.74 = 26,252.61 : x
  2. Step 2: Convert to fraction form
    54,329.33/81,511.74 = 26,252.61/x
  3. Step 3: Cross multiply
    54,329.33x = 81,511.74 × 26,252.61
  4. Step 4: Simplify right side
    54,329.33x = 2,139,895,920.64
  5. Step 5: Solve for x
    x = 2,139,895,920.64/54,329.33
  6. Step 6: Final answer
    x = 39,387.49

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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.