Home / 27,412.58-41,120.35-8,691.25

Finding the Fourth Proportional to 27,412.58, 41,120.35 and 8,691.25

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Solution

The fourth proportional to 27,412.58, 41,120.35 and 8,691.25 is: 13,037.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,412.58 : 41,120.35 = 8,691.25 : x
  2. Step 2: Convert to fraction form
    27,412.58/41,120.35 = 8,691.25/x
  3. Step 3: Cross multiply
    27,412.58x = 41,120.35 × 8,691.25
  4. Step 4: Simplify right side
    27,412.58x = 357,387,241.94
  5. Step 5: Solve for x
    x = 357,387,241.94/27,412.58
  6. Step 6: Final answer
    x = 13,037.34

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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.