Home / 16,987.84-25,481.26-4,507.88

Finding the Fourth Proportional to 16,987.84, 25,481.26 and 4,507.88

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Solution

The fourth proportional to 16,987.84, 25,481.26 and 4,507.88 is: 6,761.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,987.84 : 25,481.26 = 4,507.88 : x
  2. Step 2: Convert to fraction form
    16,987.84/25,481.26 = 4,507.88/x
  3. Step 3: Cross multiply
    16,987.84x = 25,481.26 × 4,507.88
  4. Step 4: Simplify right side
    16,987.84x = 114,866,462.33
  5. Step 5: Solve for x
    x = 114,866,462.33/16,987.84
  6. Step 6: Final answer
    x = 6,761.69

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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.