Home / 19,613.44-27,067.14-12,064.20

Finding the Fourth Proportional to 19,613.44, 27,067.14 and 12,064.20

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Solution

The fourth proportional to 19,613.44, 27,067.14 and 12,064.20 is: 16,648.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.44 : 27,067.14 = 12,064.20 : x
  2. Step 2: Convert to fraction form
    19,613.44/27,067.14 = 12,064.20/x
  3. Step 3: Cross multiply
    19,613.44x = 27,067.14 × 12,064.20
  4. Step 4: Simplify right side
    19,613.44x = 326,543,390.39
  5. Step 5: Solve for x
    x = 326,543,390.39/19,613.44
  6. Step 6: Final answer
    x = 16,648.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.