Home / 27,575.49-41,370.18-8,857.20

Finding the Fourth Proportional to 27,575.49, 41,370.18 and 8,857.20

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Solution

The fourth proportional to 27,575.49, 41,370.18 and 8,857.20 is: 13,288.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,575.49 : 41,370.18 = 8,857.20 : x
  2. Step 2: Convert to fraction form
    27,575.49/41,370.18 = 8,857.20/x
  3. Step 3: Cross multiply
    27,575.49x = 41,370.18 × 8,857.20
  4. Step 4: Simplify right side
    27,575.49x = 366,423,958.30
  5. Step 5: Solve for x
    x = 366,423,958.30/27,575.49
  6. Step 6: Final answer
    x = 13,288.03

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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.