Home / 19,613.32-27,067.98-11,230.36

Finding the Fourth Proportional to 19,613.32, 27,067.98 and 11,230.36

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Solution

The fourth proportional to 19,613.32, 27,067.98 and 11,230.36 is: 15,498.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.32 : 27,067.98 = 11,230.36 : x
  2. Step 2: Convert to fraction form
    19,613.32/27,067.98 = 11,230.36/x
  3. Step 3: Cross multiply
    19,613.32x = 27,067.98 × 11,230.36
  4. Step 4: Simplify right side
    19,613.32x = 303,983,159.87
  5. Step 5: Solve for x
    x = 303,983,159.87/19,613.32
  6. Step 6: Final answer
    x = 15,498.81

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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.