Home / 36,780.94-55,179.60-13,407.37

Finding the Fourth Proportional to 36,780.94, 55,179.60 and 13,407.37

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Solution

The fourth proportional to 36,780.94, 55,179.60 and 13,407.37 is: 20,114.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780.94 : 55,179.60 = 13,407.37 : x
  2. Step 2: Convert to fraction form
    36,780.94/55,179.60 = 13,407.37/x
  3. Step 3: Cross multiply
    36,780.94x = 55,179.60 × 13,407.37
  4. Step 4: Simplify right side
    36,780.94x = 739,813,313.65
  5. Step 5: Solve for x
    x = 739,813,313.65/36,780.94
  6. Step 6: Final answer
    x = 20,114.04

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1.5x scale

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.