Home / 12,067.44-16,668.36-10,888.08

Finding the Fourth Proportional to 12,067.44, 16,668.36 and 10,888.08

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Solution

The fourth proportional to 12,067.44, 16,668.36 and 10,888.08 is: 15,039.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.44 : 16,668.36 = 10,888.08 : x
  2. Step 2: Convert to fraction form
    12,067.44/16,668.36 = 10,888.08/x
  3. Step 3: Cross multiply
    12,067.44x = 16,668.36 × 10,888.08
  4. Step 4: Simplify right side
    12,067.44x = 181,486,437.15
  5. Step 5: Solve for x
    x = 181,486,437.15/12,067.44
  6. Step 6: Final answer
    x = 15,039.35

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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.