Home / 12,801.44-19,198.92-4,031.84

Finding the Fourth Proportional to 12,801.44, 19,198.92 and 4,031.84

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Solution

The fourth proportional to 12,801.44, 19,198.92 and 4,031.84 is: 6,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801.44 : 19,198.92 = 4,031.84 : x
  2. Step 2: Convert to fraction form
    12,801.44/19,198.92 = 4,031.84/x
  3. Step 3: Cross multiply
    12,801.44x = 19,198.92 × 4,031.84
  4. Step 4: Simplify right side
    12,801.44x = 77,406,973.61
  5. Step 5: Solve for x
    x = 77,406,973.61/12,801.44
  6. Step 6: Final answer
    x = 6,046.74

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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.