Home / 27,730.53-41,580.57-13,659.60

Finding the Fourth Proportional to 27,730.53, 41,580.57 and 13,659.60

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Solution

The fourth proportional to 27,730.53, 41,580.57 and 13,659.60 is: 20,481.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,730.53 : 41,580.57 = 13,659.60 : x
  2. Step 2: Convert to fraction form
    27,730.53/41,580.57 = 13,659.60/x
  3. Step 3: Cross multiply
    27,730.53x = 41,580.57 × 13,659.60
  4. Step 4: Simplify right side
    27,730.53x = 567,973,953.97
  5. Step 5: Solve for x
    x = 567,973,953.97/27,730.53
  6. Step 6: Final answer
    x = 20,481.90

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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.