Home / 22,704.55-34,052.10-8,661.43

Finding the Fourth Proportional to 22,704.55, 34,052.10 and 8,661.43

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Solution

The fourth proportional to 22,704.55, 34,052.10 and 8,661.43 is: 12,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.55 : 34,052.10 = 8,661.43 : x
  2. Step 2: Convert to fraction form
    22,704.55/34,052.10 = 8,661.43/x
  3. Step 3: Cross multiply
    22,704.55x = 34,052.10 × 8,661.43
  4. Step 4: Simplify right side
    22,704.55x = 294,939,890.59
  5. Step 5: Solve for x
    x = 294,939,890.59/22,704.55
  6. Step 6: Final answer
    x = 12,990.34

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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.