Home / 55,929.41-83,907.25-18,489.48

Finding the Fourth Proportional to 55,929.41, 83,907.25 and 18,489.48

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Solution

The fourth proportional to 55,929.41, 83,907.25 and 18,489.48 is: 27,738.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,929.41 : 83,907.25 = 18,489.48 : x
  2. Step 2: Convert to fraction form
    55,929.41/83,907.25 = 18,489.48/x
  3. Step 3: Cross multiply
    55,929.41x = 83,907.25 × 18,489.48
  4. Step 4: Simplify right side
    55,929.41x = 1,551,401,420.73
  5. Step 5: Solve for x
    x = 1,551,401,420.73/55,929.41
  6. Step 6: Final answer
    x = 27,738.56

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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.