Home / 55,845.36-83,654.76-27,680.52

Finding the Fourth Proportional to 55,845.36, 83,654.76 and 27,680.52

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Solution

The fourth proportional to 55,845.36, 83,654.76 and 27,680.52 is: 41,464.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,845.36 : 83,654.76 = 27,680.52 : x
  2. Step 2: Convert to fraction form
    55,845.36/83,654.76 = 27,680.52/x
  3. Step 3: Cross multiply
    55,845.36x = 83,654.76 × 27,680.52
  4. Step 4: Simplify right side
    55,845.36x = 2,315,607,257.28
  5. Step 5: Solve for x
    x = 2,315,607,257.28/55,845.36
  6. Step 6: Final answer
    x = 41,464.63

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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.