Home / 16,954.41-23,392.26-9,879.48

Finding the Fourth Proportional to 16,954.41, 23,392.26 and 9,879.48

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Solution

The fourth proportional to 16,954.41, 23,392.26 and 9,879.48 is: 13,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.41 : 23,392.26 = 9,879.48 : x
  2. Step 2: Convert to fraction form
    16,954.41/23,392.26 = 9,879.48/x
  3. Step 3: Cross multiply
    16,954.41x = 23,392.26 × 9,879.48
  4. Step 4: Simplify right side
    16,954.41x = 231,103,364.82
  5. Step 5: Solve for x
    x = 231,103,364.82/16,954.41
  6. Step 6: Final answer
    x = 13,630.87

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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.