Home / 19,053.66-26,277.82-15,067.86

Finding the Fourth Proportional to 19,053.66, 26,277.82 and 15,067.86

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Solution

The fourth proportional to 19,053.66, 26,277.82 and 15,067.86 is: 20,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.66 : 26,277.82 = 15,067.86 : x
  2. Step 2: Convert to fraction form
    19,053.66/26,277.82 = 15,067.86/x
  3. Step 3: Cross multiply
    19,053.66x = 26,277.82 × 15,067.86
  4. Step 4: Simplify right side
    19,053.66x = 395,950,376.65
  5. Step 5: Solve for x
    x = 395,950,376.65/19,053.66
  6. Step 6: Final answer
    x = 20,780.80

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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.