Home / 33,136.20-49,704.36-9,762.36

Finding the Fourth Proportional to 33,136.20, 49,704.36 and 9,762.36

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Solution

The fourth proportional to 33,136.20, 49,704.36 and 9,762.36 is: 14,643.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.20 : 49,704.36 = 9,762.36 : x
  2. Step 2: Convert to fraction form
    33,136.20/49,704.36 = 9,762.36/x
  3. Step 3: Cross multiply
    33,136.20x = 49,704.36 × 9,762.36
  4. Step 4: Simplify right side
    33,136.20x = 485,231,855.89
  5. Step 5: Solve for x
    x = 485,231,855.89/33,136.20
  6. Step 6: Final answer
    x = 14,643.56

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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.