Home / 55,578.22-83,376.51-18,127.42

Finding the Fourth Proportional to 55,578.22, 83,376.51 and 18,127.42

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Solution

The fourth proportional to 55,578.22, 83,376.51 and 18,127.42 is: 27,194.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,578.22 : 83,376.51 = 18,127.42 : x
  2. Step 2: Convert to fraction form
    55,578.22/83,376.51 = 18,127.42/x
  3. Step 3: Cross multiply
    55,578.22x = 83,376.51 × 18,127.42
  4. Step 4: Simplify right side
    55,578.22x = 1,511,401,014.90
  5. Step 5: Solve for x
    x = 1,511,401,014.90/55,578.22
  6. Step 6: Final answer
    x = 27,194.12

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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.