Home / 22,917.85-34,379.20-9,771.55

Finding the Fourth Proportional to 22,917.85, 34,379.20 and 9,771.55

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Solution

The fourth proportional to 22,917.85, 34,379.20 and 9,771.55 is: 14,658.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,917.85 : 34,379.20 = 9,771.55 : x
  2. Step 2: Convert to fraction form
    22,917.85/34,379.20 = 9,771.55/x
  3. Step 3: Cross multiply
    22,917.85x = 34,379.20 × 9,771.55
  4. Step 4: Simplify right side
    22,917.85x = 335,937,998.03
  5. Step 5: Solve for x
    x = 335,937,998.03/22,917.85
  6. Step 6: Final answer
    x = 14,658.36

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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.