Home / 27,848.05-41,772.06-8,126.60

Finding the Fourth Proportional to 27,848.05, 41,772.06 and 8,126.60

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Solution

The fourth proportional to 27,848.05, 41,772.06 and 8,126.60 is: 12,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,848.05 : 41,772.06 = 8,126.60 : x
  2. Step 2: Convert to fraction form
    27,848.05/41,772.06 = 8,126.60/x
  3. Step 3: Cross multiply
    27,848.05x = 41,772.06 × 8,126.60
  4. Step 4: Simplify right side
    27,848.05x = 339,464,613.94
  5. Step 5: Solve for x
    x = 339,464,613.94/27,848.05
  6. Step 6: Final answer
    x = 12,189.89

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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.