Home / 17,917.93-26,841.41-12,281.73

Finding the Fourth Proportional to 17,917.93, 26,841.41 and 12,281.73

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Solution

The fourth proportional to 17,917.93, 26,841.41 and 12,281.73 is: 18,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917.93 : 26,841.41 = 12,281.73 : x
  2. Step 2: Convert to fraction form
    17,917.93/26,841.41 = 12,281.73/x
  3. Step 3: Cross multiply
    17,917.93x = 26,841.41 × 12,281.73
  4. Step 4: Simplify right side
    17,917.93x = 329,658,950.44
  5. Step 5: Solve for x
    x = 329,658,950.44/17,917.93
  6. Step 6: Final answer
    x = 18,398.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.