Home / 27,609.83-41,421.35-8,891.61

Finding the Fourth Proportional to 27,609.83, 41,421.35 and 8,891.61

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Solution

The fourth proportional to 27,609.83, 41,421.35 and 8,891.61 is: 13,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,609.83 : 41,421.35 = 8,891.61 : x
  2. Step 2: Convert to fraction form
    27,609.83/41,421.35 = 8,891.61/x
  3. Step 3: Cross multiply
    27,609.83x = 41,421.35 × 8,891.61
  4. Step 4: Simplify right side
    27,609.83x = 368,302,445.42
  5. Step 5: Solve for x
    x = 368,302,445.42/27,609.83
  6. Step 6: Final answer
    x = 13,339.54

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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.