Home / 36,079.91-49,789.36-20,164.47

Finding the Fourth Proportional to 36,079.91, 49,789.36 and 20,164.47

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Solution

The fourth proportional to 36,079.91, 49,789.36 and 20,164.47 is: 27,826.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,079.91 : 49,789.36 = 20,164.47 : x
  2. Step 2: Convert to fraction form
    36,079.91/49,789.36 = 20,164.47/x
  3. Step 3: Cross multiply
    36,079.91x = 49,789.36 × 20,164.47
  4. Step 4: Simplify right side
    36,079.91x = 1,003,976,056.04
  5. Step 5: Solve for x
    x = 1,003,976,056.04/36,079.91
  6. Step 6: Final answer
    x = 27,826.46

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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.