Home / 19,198.90-26,494.17-10,815.22

Finding the Fourth Proportional to 19,198.90, 26,494.17 and 10,815.22

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Solution

The fourth proportional to 19,198.90, 26,494.17 and 10,815.22 is: 14,924.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.90 : 26,494.17 = 10,815.22 : x
  2. Step 2: Convert to fraction form
    19,198.90/26,494.17 = 10,815.22/x
  3. Step 3: Cross multiply
    19,198.90x = 26,494.17 × 10,815.22
  4. Step 4: Simplify right side
    19,198.90x = 286,540,277.27
  5. Step 5: Solve for x
    x = 286,540,277.27/19,198.90
  6. Step 6: Final answer
    x = 14,924.83

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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.