Home / 49,184.51-73,780.82-20,729.67

Finding the Fourth Proportional to 49,184.51, 73,780.82 and 20,729.67

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Solution

The fourth proportional to 49,184.51, 73,780.82 and 20,729.67 is: 31,096.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,184.51 : 73,780.82 = 20,729.67 : x
  2. Step 2: Convert to fraction form
    49,184.51/73,780.82 = 20,729.67/x
  3. Step 3: Cross multiply
    49,184.51x = 73,780.82 × 20,729.67
  4. Step 4: Simplify right side
    49,184.51x = 1,529,451,947.28
  5. Step 5: Solve for x
    x = 1,529,451,947.28/49,184.51
  6. Step 6: Final answer
    x = 31,096.22

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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.