Home / 36,964.72-55,469.04-13,607.56

Finding the Fourth Proportional to 36,964.72, 55,469.04 and 13,607.56

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Solution

The fourth proportional to 36,964.72, 55,469.04 and 13,607.56 is: 20,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,964.72 : 55,469.04 = 13,607.56 : x
  2. Step 2: Convert to fraction form
    36,964.72/55,469.04 = 13,607.56/x
  3. Step 3: Cross multiply
    36,964.72x = 55,469.04 × 13,607.56
  4. Step 4: Simplify right side
    36,964.72x = 754,798,289.94
  5. Step 5: Solve for x
    x = 754,798,289.94/36,964.72
  6. Step 6: Final answer
    x = 20,419.42

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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.