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Finding the Fourth Proportional to 36,703.98, 55,064.17 and 11,745.53

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Solution

The fourth proportional to 36,703.98, 55,064.17 and 11,745.53 is: 17,620.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703.98 : 55,064.17 = 11,745.53 : x
  2. Step 2: Convert to fraction form
    36,703.98/55,064.17 = 11,745.53/x
  3. Step 3: Cross multiply
    36,703.98x = 55,064.17 × 11,745.53
  4. Step 4: Simplify right side
    36,703.98x = 646,757,651.64
  5. Step 5: Solve for x
    x = 646,757,651.64/36,703.98
  6. Step 6: Final answer
    x = 17,620.91

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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.