Home / 36,579.78-50,479.97-19,812.82

Finding the Fourth Proportional to 36,579.78, 50,479.97 and 19,812.82

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Solution

The fourth proportional to 36,579.78, 50,479.97 and 19,812.82 is: 27,341.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,579.78 : 50,479.97 = 19,812.82 : x
  2. Step 2: Convert to fraction form
    36,579.78/50,479.97 = 19,812.82/x
  3. Step 3: Cross multiply
    36,579.78x = 50,479.97 × 19,812.82
  4. Step 4: Simplify right side
    36,579.78x = 1,000,150,559.22
  5. Step 5: Solve for x
    x = 1,000,150,559.22/36,579.78
  6. Step 6: Final answer
    x = 27,341.62

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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.