Home / 18,332.78-27,481.59-5,845.91

Finding the Fourth Proportional to 18,332.78, 27,481.59 and 5,845.91

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Solution

The fourth proportional to 18,332.78, 27,481.59 and 5,845.91 is: 8,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.78 : 27,481.59 = 5,845.91 : x
  2. Step 2: Convert to fraction form
    18,332.78/27,481.59 = 5,845.91/x
  3. Step 3: Cross multiply
    18,332.78x = 27,481.59 × 5,845.91
  4. Step 4: Simplify right side
    18,332.78x = 160,654,764.39
  5. Step 5: Solve for x
    x = 160,654,764.39/18,332.78
  6. Step 6: Final answer
    x = 8,763.25

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1.5x scale

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.