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Finding the Fourth Proportional to 36,479.57, 54,600.43 and 19,798.22

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Solution

The fourth proportional to 36,479.57, 54,600.43 and 19,798.22 is: 29,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,479.57 : 54,600.43 = 19,798.22 : x
  2. Step 2: Convert to fraction form
    36,479.57/54,600.43 = 19,798.22/x
  3. Step 3: Cross multiply
    36,479.57x = 54,600.43 × 19,798.22
  4. Step 4: Simplify right side
    36,479.57x = 1,080,991,449.36
  5. Step 5: Solve for x
    x = 1,080,991,449.36/36,479.57
  6. Step 6: Final answer
    x = 29,632.79

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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.