Home / 36,772.59-55,171.84-13,401.39

Finding the Fourth Proportional to 36,772.59, 55,171.84 and 13,401.39

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Solution

The fourth proportional to 36,772.59, 55,171.84 and 13,401.39 is: 20,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,772.59 : 55,171.84 = 13,401.39 : x
  2. Step 2: Convert to fraction form
    36,772.59/55,171.84 = 13,401.39/x
  3. Step 3: Cross multiply
    36,772.59x = 55,171.84 × 13,401.39
  4. Step 4: Simplify right side
    36,772.59x = 739,379,344.86
  5. Step 5: Solve for x
    x = 739,379,344.86/36,772.59
  6. Step 6: Final answer
    x = 20,106.81

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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.