Home / 55,842.10-83,745.36-18,393.84

Finding the Fourth Proportional to 55,842.10, 83,745.36 and 18,393.84

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Solution

The fourth proportional to 55,842.10, 83,745.36 and 18,393.84 is: 27,584.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,842.10 : 83,745.36 = 18,393.84 : x
  2. Step 2: Convert to fraction form
    55,842.10/83,745.36 = 18,393.84/x
  3. Step 3: Cross multiply
    55,842.10x = 83,745.36 × 18,393.84
  4. Step 4: Simplify right side
    55,842.10x = 1,540,398,752.58
  5. Step 5: Solve for x
    x = 1,540,398,752.58/55,842.10
  6. Step 6: Final answer
    x = 27,584.90

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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.