Home / 36,921.83-55,369.17-13,222.85

Finding the Fourth Proportional to 36,921.83, 55,369.17 and 13,222.85

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Solution

The fourth proportional to 36,921.83, 55,369.17 and 13,222.85 is: 19,829.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,921.83 : 55,369.17 = 13,222.85 : x
  2. Step 2: Convert to fraction form
    36,921.83/55,369.17 = 13,222.85/x
  3. Step 3: Cross multiply
    36,921.83x = 55,369.17 × 13,222.85
  4. Step 4: Simplify right side
    36,921.83x = 732,137,952.69
  5. Step 5: Solve for x
    x = 732,137,952.69/36,921.83
  6. Step 6: Final answer
    x = 19,829.41

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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.