Home / 33,656.24-50,478.56-12,590.64

Finding the Fourth Proportional to 33,656.24, 50,478.56 and 12,590.64

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Solution

The fourth proportional to 33,656.24, 50,478.56 and 12,590.64 is: 18,883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,656.24 : 50,478.56 = 12,590.64 : x
  2. Step 2: Convert to fraction form
    33,656.24/50,478.56 = 12,590.64/x
  3. Step 3: Cross multiply
    33,656.24x = 50,478.56 × 12,590.64
  4. Step 4: Simplify right side
    33,656.24x = 635,557,376.68
  5. Step 5: Solve for x
    x = 635,557,376.68/33,656.24
  6. Step 6: Final answer
    x = 18,883.79

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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.