Home / 36,393.84-50,222.34-20,479.14

Finding the Fourth Proportional to 36,393.84, 50,222.34 and 20,479.14

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Solution

The fourth proportional to 36,393.84, 50,222.34 and 20,479.14 is: 28,260.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,393.84 : 50,222.34 = 20,479.14 : x
  2. Step 2: Convert to fraction form
    36,393.84/50,222.34 = 20,479.14/x
  3. Step 3: Cross multiply
    36,393.84x = 50,222.34 × 20,479.14
  4. Step 4: Simplify right side
    36,393.84x = 1,028,510,331.99
  5. Step 5: Solve for x
    x = 1,028,510,331.99/36,393.84
  6. Step 6: Final answer
    x = 28,260.56

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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.