Home / 33,153.60-49,698.45-21,273.87

Finding the Fourth Proportional to 33,153.60, 49,698.45 and 21,273.87

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Solution

The fourth proportional to 33,153.60, 49,698.45 and 21,273.87 is: 31,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,153.60 : 49,698.45 = 21,273.87 : x
  2. Step 2: Convert to fraction form
    33,153.60/49,698.45 = 21,273.87/x
  3. Step 3: Cross multiply
    33,153.60x = 49,698.45 × 21,273.87
  4. Step 4: Simplify right side
    33,153.60x = 1,057,278,364.50
  5. Step 5: Solve for x
    x = 1,057,278,364.50/33,153.60
  6. Step 6: Final answer
    x = 31,890.30

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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.