Home / 27,520.96-41,094.92-21,611.20

Finding the Fourth Proportional to 27,520.96, 41,094.92 and 21,611.20

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Solution

The fourth proportional to 27,520.96, 41,094.92 and 21,611.20 is: 32,270.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,520.96 : 41,094.92 = 21,611.20 : x
  2. Step 2: Convert to fraction form
    27,520.96/41,094.92 = 21,611.20/x
  3. Step 3: Cross multiply
    27,520.96x = 41,094.92 × 21,611.20
  4. Step 4: Simplify right side
    27,520.96x = 888,110,535.10
  5. Step 5: Solve for x
    x = 888,110,535.10/27,520.96
  6. Step 6: Final answer
    x = 32,270.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.