Home / 23,778.88-32,779.92-18,103.75

Finding the Fourth Proportional to 23,778.88, 32,779.92 and 18,103.75

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Solution

The fourth proportional to 23,778.88, 32,779.92 and 18,103.75 is: 24,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,778.88 : 32,779.92 = 18,103.75 : x
  2. Step 2: Convert to fraction form
    23,778.88/32,779.92 = 18,103.75/x
  3. Step 3: Cross multiply
    23,778.88x = 32,779.92 × 18,103.75
  4. Step 4: Simplify right side
    23,778.88x = 593,439,476.70
  5. Step 5: Solve for x
    x = 593,439,476.70/23,778.88
  6. Step 6: Final answer
    x = 24,956.58

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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.