Home / 22,728.35-34,100.75-11,640.26

Finding the Fourth Proportional to 22,728.35, 34,100.75 and 11,640.26

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Solution

The fourth proportional to 22,728.35, 34,100.75 and 11,640.26 is: 17,464.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,728.35 : 34,100.75 = 11,640.26 : x
  2. Step 2: Convert to fraction form
    22,728.35/34,100.75 = 11,640.26/x
  3. Step 3: Cross multiply
    22,728.35x = 34,100.75 × 11,640.26
  4. Step 4: Simplify right side
    22,728.35x = 396,941,596.20
  5. Step 5: Solve for x
    x = 396,941,596.20/22,728.35
  6. Step 6: Final answer
    x = 17,464.60

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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.