Home / 27,217.35-40,841.75-11,420.96

Finding the Fourth Proportional to 27,217.35, 40,841.75 and 11,420.96

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Solution

The fourth proportional to 27,217.35, 40,841.75 and 11,420.96 is: 17,138.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.35 : 40,841.75 = 11,420.96 : x
  2. Step 2: Convert to fraction form
    27,217.35/40,841.75 = 11,420.96/x
  3. Step 3: Cross multiply
    27,217.35x = 40,841.75 × 11,420.96
  4. Step 4: Simplify right side
    27,217.35x = 466,451,817.42
  5. Step 5: Solve for x
    x = 466,451,817.42/27,217.35
  6. Step 6: Final answer
    x = 17,138.03

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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.