Home / 33,188.72-49,784.48-15,436.04

Finding the Fourth Proportional to 33,188.72, 49,784.48 and 15,436.04

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Solution

The fourth proportional to 33,188.72, 49,784.48 and 15,436.04 is: 23,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,188.72 : 49,784.48 = 15,436.04 : x
  2. Step 2: Convert to fraction form
    33,188.72/49,784.48 = 15,436.04/x
  3. Step 3: Cross multiply
    33,188.72x = 49,784.48 × 15,436.04
  4. Step 4: Simplify right side
    33,188.72x = 768,475,224.66
  5. Step 5: Solve for x
    x = 768,475,224.66/33,188.72
  6. Step 6: Final answer
    x = 23,154.71

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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.