Home / 36,469.49-54,649.55-28,137.02

Finding the Fourth Proportional to 36,469.49, 54,649.55 and 28,137.02

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Solution

The fourth proportional to 36,469.49, 54,649.55 and 28,137.02 is: 42,163.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,469.49 : 54,649.55 = 28,137.02 : x
  2. Step 2: Convert to fraction form
    36,469.49/54,649.55 = 28,137.02/x
  3. Step 3: Cross multiply
    36,469.49x = 54,649.55 × 28,137.02
  4. Step 4: Simplify right side
    36,469.49x = 1,537,675,278.44
  5. Step 5: Solve for x
    x = 1,537,675,278.44/36,469.49
  6. Step 6: Final answer
    x = 42,163.34

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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.