Home / 16,575.20-24,891.60-11,679.20

Finding the Fourth Proportional to 16,575.20, 24,891.60 and 11,679.20

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Solution

The fourth proportional to 16,575.20, 24,891.60 and 11,679.20 is: 17,539.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,575.20 : 24,891.60 = 11,679.20 : x
  2. Step 2: Convert to fraction form
    16,575.20/24,891.60 = 11,679.20/x
  3. Step 3: Cross multiply
    16,575.20x = 24,891.60 × 11,679.20
  4. Step 4: Simplify right side
    16,575.20x = 290,713,974.72
  5. Step 5: Solve for x
    x = 290,713,974.72/16,575.20
  6. Step 6: Final answer
    x = 17,539.09

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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.