Home / 54,636.53-81,959.45-17,185.57

Finding the Fourth Proportional to 54,636.53, 81,959.45 and 17,185.57

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Solution

The fourth proportional to 54,636.53, 81,959.45 and 17,185.57 is: 25,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,636.53 : 81,959.45 = 17,185.57 : x
  2. Step 2: Convert to fraction form
    54,636.53/81,959.45 = 17,185.57/x
  3. Step 3: Cross multiply
    54,636.53x = 81,959.45 × 17,185.57
  4. Step 4: Simplify right side
    54,636.53x = 1,408,519,574.31
  5. Step 5: Solve for x
    x = 1,408,519,574.31/54,636.53
  6. Step 6: Final answer
    x = 25,779.82

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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.