Home / 36,168.13-49,912.91-20,255.82

Finding the Fourth Proportional to 36,168.13, 49,912.91 and 20,255.82

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Solution

The fourth proportional to 36,168.13, 49,912.91 and 20,255.82 is: 27,953.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,168.13 : 49,912.91 = 20,255.82 : x
  2. Step 2: Convert to fraction form
    36,168.13/49,912.91 = 20,255.82/x
  3. Step 3: Cross multiply
    36,168.13x = 49,912.91 × 20,255.82
  4. Step 4: Simplify right side
    36,168.13x = 1,011,026,920.64
  5. Step 5: Solve for x
    x = 1,011,026,920.64/36,168.13
  6. Step 6: Final answer
    x = 27,953.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.