Home / 27,575.60-41,320.20-17,697.20

Finding the Fourth Proportional to 27,575.60, 41,320.20 and 17,697.20

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Solution

The fourth proportional to 27,575.60, 41,320.20 and 17,697.20 is: 26,518.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,575.60 : 41,320.20 = 17,697.20 : x
  2. Step 2: Convert to fraction form
    27,575.60/41,320.20 = 17,697.20/x
  3. Step 3: Cross multiply
    27,575.60x = 41,320.20 × 17,697.20
  4. Step 4: Simplify right side
    27,575.60x = 731,251,843.44
  5. Step 5: Solve for x
    x = 731,251,843.44/27,575.60
  6. Step 6: Final answer
    x = 26,518.08

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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.