Home / 22,779.82-34,179.60-12,237.54

Finding the Fourth Proportional to 22,779.82, 34,179.60 and 12,237.54

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Solution

The fourth proportional to 22,779.82, 34,179.60 and 12,237.54 is: 18,361.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,779.82 : 34,179.60 = 12,237.54 : x
  2. Step 2: Convert to fraction form
    22,779.82/34,179.60 = 12,237.54/x
  3. Step 3: Cross multiply
    22,779.82x = 34,179.60 × 12,237.54
  4. Step 4: Simplify right side
    22,779.82x = 418,274,161.00
  5. Step 5: Solve for x
    x = 418,274,161.00/22,779.82
  6. Step 6: Final answer
    x = 18,361.61

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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.