Home / 27,385.59-41,078.39-6,609.09

Finding the Fourth Proportional to 27,385.59, 41,078.39 and 6,609.09

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Solution

The fourth proportional to 27,385.59, 41,078.39 and 6,609.09 is: 9,913.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.59 : 41,078.39 = 6,609.09 : x
  2. Step 2: Convert to fraction form
    27,385.59/41,078.39 = 6,609.09/x
  3. Step 3: Cross multiply
    27,385.59x = 41,078.39 × 6,609.09
  4. Step 4: Simplify right side
    27,385.59x = 271,490,934.74
  5. Step 5: Solve for x
    x = 271,490,934.74/27,385.59
  6. Step 6: Final answer
    x = 9,913.64

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Similar ratio
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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.