Home / 12,949.62-19,425.24-4,184.88

Finding the Fourth Proportional to 12,949.62, 19,425.24 and 4,184.88

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Solution

The fourth proportional to 12,949.62, 19,425.24 and 4,184.88 is: 6,277.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949.62 : 19,425.24 = 4,184.88 : x
  2. Step 2: Convert to fraction form
    12,949.62/19,425.24 = 4,184.88/x
  3. Step 3: Cross multiply
    12,949.62x = 19,425.24 × 4,184.88
  4. Step 4: Simplify right side
    12,949.62x = 81,292,298.37
  5. Step 5: Solve for x
    x = 81,292,298.37/12,949.62
  6. Step 6: Final answer
    x = 6,277.58

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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.