Home / 33,255.72-49,895.58-20,590.74

Finding the Fourth Proportional to 33,255.72, 49,895.58 and 20,590.74

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Solution

The fourth proportional to 33,255.72, 49,895.58 and 20,590.74 is: 30,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,255.72 : 49,895.58 = 20,590.74 : x
  2. Step 2: Convert to fraction form
    33,255.72/49,895.58 = 20,590.74/x
  3. Step 3: Cross multiply
    33,255.72x = 49,895.58 × 20,590.74
  4. Step 4: Simplify right side
    33,255.72x = 1,027,386,914.93
  5. Step 5: Solve for x
    x = 1,027,386,914.93/33,255.72
  6. Step 6: Final answer
    x = 30,893.54

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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.