Home / 50,296.20-75,453.96-19,128.96

Finding the Fourth Proportional to 50,296.20, 75,453.96 and 19,128.96

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Solution

The fourth proportional to 50,296.20, 75,453.96 and 19,128.96 is: 28,697.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,296.20 : 75,453.96 = 19,128.96 : x
  2. Step 2: Convert to fraction form
    50,296.20/75,453.96 = 19,128.96/x
  3. Step 3: Cross multiply
    50,296.20x = 75,453.96 × 19,128.96
  4. Step 4: Simplify right side
    50,296.20x = 1,443,355,782.68
  5. Step 5: Solve for x
    x = 1,443,355,782.68/50,296.20
  6. Step 6: Final answer
    x = 28,697.11

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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.