Home / 33,730.80-50,586.96-12,669.21

Finding the Fourth Proportional to 33,730.80, 50,586.96 and 12,669.21

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Solution

The fourth proportional to 33,730.80, 50,586.96 and 12,669.21 is: 19,000.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,730.80 : 50,586.96 = 12,669.21 : x
  2. Step 2: Convert to fraction form
    33,730.80/50,586.96 = 12,669.21/x
  3. Step 3: Cross multiply
    33,730.80x = 50,586.96 × 12,669.21
  4. Step 4: Simplify right side
    33,730.80x = 640,896,760.11
  5. Step 5: Solve for x
    x = 640,896,760.11/33,730.80
  6. Step 6: Final answer
    x = 19,000.34

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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.