Home / 33,790.20-50,710.55-12,750.99

Finding the Fourth Proportional to 33,790.20, 50,710.55 and 12,750.99

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Solution

The fourth proportional to 33,790.20, 50,710.55 and 12,750.99 is: 19,136.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,790.20 : 50,710.55 = 12,750.99 : x
  2. Step 2: Convert to fraction form
    33,790.20/50,710.55 = 12,750.99/x
  3. Step 3: Cross multiply
    33,790.20x = 50,710.55 × 12,750.99
  4. Step 4: Simplify right side
    33,790.20x = 646,609,652.19
  5. Step 5: Solve for x
    x = 646,609,652.19/33,790.20
  6. Step 6: Final answer
    x = 19,136.01

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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.