Home / 33,067.72-45,634.26-18,925.12

Finding the Fourth Proportional to 33,067.72, 45,634.26 and 18,925.12

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Solution

The fourth proportional to 33,067.72, 45,634.26 and 18,925.12 is: 26,117.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,067.72 : 45,634.26 = 18,925.12 : x
  2. Step 2: Convert to fraction form
    33,067.72/45,634.26 = 18,925.12/x
  3. Step 3: Cross multiply
    33,067.72x = 45,634.26 × 18,925.12
  4. Step 4: Simplify right side
    33,067.72x = 863,633,846.61
  5. Step 5: Solve for x
    x = 863,633,846.61/33,067.72
  6. Step 6: Final answer
    x = 26,117.13

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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.