Home / 55,584.08-83,376.92-18,144

Finding the Fourth Proportional to 55,584.08, 83,376.92 and 18,144

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Solution

The fourth proportional to 55,584.08, 83,376.92 and 18,144 is: 27,216.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,584.08 : 83,376.92 = 18,144 : x
  2. Step 2: Convert to fraction form
    55,584.08/83,376.92 = 18,144/x
  3. Step 3: Cross multiply
    55,584.08x = 83,376.92 × 18,144
  4. Step 4: Simplify right side
    55,584.08x = 1,512,790,836.48
  5. Step 5: Solve for x
    x = 1,512,790,836.48/55,584.08
  6. Step 6: Final answer
    x = 27,216.26

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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.