Home / 36,960.12-55,463.22-21,408.12

Finding the Fourth Proportional to 36,960.12, 55,463.22 and 21,408.12

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Solution

The fourth proportional to 36,960.12, 55,463.22 and 21,408.12 is: 32,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,960.12 : 55,463.22 = 21,408.12 : x
  2. Step 2: Convert to fraction form
    36,960.12/55,463.22 = 21,408.12/x
  3. Step 3: Cross multiply
    36,960.12x = 55,463.22 × 21,408.12
  4. Step 4: Simplify right side
    36,960.12x = 1,187,363,269.35
  5. Step 5: Solve for x
    x = 1,187,363,269.35/36,960.12
  6. Step 6: Final answer
    x = 32,125.53

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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.