Home / 22,840.36-34,239.76-8,791.42

Finding the Fourth Proportional to 22,840.36, 34,239.76 and 8,791.42

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Solution

The fourth proportional to 22,840.36, 34,239.76 and 8,791.42 is: 13,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,840.36 : 34,239.76 = 8,791.42 : x
  2. Step 2: Convert to fraction form
    22,840.36/34,239.76 = 8,791.42/x
  3. Step 3: Cross multiply
    22,840.36x = 34,239.76 × 8,791.42
  4. Step 4: Simplify right side
    22,840.36x = 301,016,110.86
  5. Step 5: Solve for x
    x = 301,016,110.86/22,840.36
  6. Step 6: Final answer
    x = 13,179.13

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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.