Home / 23,180.88-34,601.60-19,914.96

Finding the Fourth Proportional to 23,180.88, 34,601.60 and 19,914.96

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Solution

The fourth proportional to 23,180.88, 34,601.60 and 19,914.96 is: 29,726.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,180.88 : 34,601.60 = 19,914.96 : x
  2. Step 2: Convert to fraction form
    23,180.88/34,601.60 = 19,914.96/x
  3. Step 3: Cross multiply
    23,180.88x = 34,601.60 × 19,914.96
  4. Step 4: Simplify right side
    23,180.88x = 689,089,479.94
  5. Step 5: Solve for x
    x = 689,089,479.94/23,180.88
  6. Step 6: Final answer
    x = 29,726.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.