Home / 33,279.76-49,894.98-15,729.09

Finding the Fourth Proportional to 33,279.76, 49,894.98 and 15,729.09

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Solution

The fourth proportional to 33,279.76, 49,894.98 and 15,729.09 is: 23,581.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,279.76 : 49,894.98 = 15,729.09 : x
  2. Step 2: Convert to fraction form
    33,279.76/49,894.98 = 15,729.09/x
  3. Step 3: Cross multiply
    33,279.76x = 49,894.98 × 15,729.09
  4. Step 4: Simplify right side
    33,279.76x = 784,802,630.97
  5. Step 5: Solve for x
    x = 784,802,630.97/33,279.76
  6. Step 6: Final answer
    x = 23,581.98

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1.5x scale

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.